Q: 1. A chemical structure of a molecule includes the arrangement of atoms and the chemical bonds that hold the atoms together. Subtract the two electronegativity values and you will have the electronegativity difference of the two elements or atoms. The calculator calculates the difference between these two electronegativities and then displays the type of bond that these two elements form. When we have a non-metal and. In PCl5 the 5sp3d orbitals of phosphorus overlap with p orbitals of chlorine atoms. The formula for dihydrogen monoxide is H2O, commonly known as "water". Feel free to send us any questions or comments.We are here, ready to assist you. The formula for laughing gas is N2O. The compound formed by the electrostatic attraction of positive and negative ions is called an ionic compound. Now, compare the electronegativity difference you obtained with these three conditions to identify the bond. What is the name for the compound with the formula P2O5? What is the IUPAC name for hydrazine? History A. prehistory The four elements B The Tetraphosphorus trisulfide molecule contains a total of 7 atom(s). . A: For the question number 3, only subpart upto c is attached in the image. The only pure covalent bonds occur between identical atoms. Trihydride represents the three hydrogen atoms in the formula. An unknown error occurred. What is the formula for the dihydrogen monosulfide? This will test your ability to name ionic and molecular compounds. It means that the electronegativity of an atom is so low that it does not attract atoms and instead donates electrons. What is the IUPAC name for NH3, commonly known as "ammonia"? i. study o An alternative textual expression including the structural information is InChI. When the distance is increased and the shielding is also increased, it causes a decrease in nuclear attraction. One of the byproducts from internal combustion engines, such as the one in your car, is nitrogen dioxide. The prefix for carbon is omitted because there is only one atom of carbon. Phosphorus sesquisulfide is the inorganic compound with the formula P4S3. A: When two ions combine to form an ionic compound, they do so in such a way as to produce a neutral question_answer Q: EX7 The first-order bidirectional reaction is given: k k.1 with rate constantsk=5 x 10-S- and The lack of a prefix before silicon indicates that there is only one atom of silicon in the compound. For example, the electronegativity value of hydrogen is 2.20, and fluorine is 3.98. It allows you to calculate the type of bond based on the electronegativity values of elements. The molecule has C3v symmetry. The vowel is only dropped from the prefix when it ends in an o or a. Why does electronegativity increase across a period? Covalent bonds are formed between a metal and a non-metal. Its atomic number is 55 u. Colligative Properties and Osmotic Pressure, Bruce Edward Bursten, Catherine J. Murphy, H. Eugene Lemay, Matthew E. Stoltzfus, Patrick Woodward, Theodore E. Brown. Sodium metal has a positive charge, and chlorine gas has a negative charge on it, which causes these ions to form an ionic bond. If you want to learn more about the naming conventions for compounds, make sure to check our chemical name calculator. Hexafluoride is used to represent the six fluorine atoms in the formula. Which pair correctly matches a formula with its name?6. AsF5. The formula for phosphorus trihydride is PH3. Is H3PO4 (Phosphoric acid) Ionic or Covalent/Molecular? Ionic compounds are made up of a cation (positively-charged ion) and an anion (negatively- charged ion). We use cookies to analyze our website traffic for enhancementand to serve you a better experience for your search. Cu is copper, a metal, so it will react with F to form CuF, a compound with ionic bonds. Invalid email address.Please correct it or use other email address. Each atom consists of protons, neutrons and electrons. (a) Making lemonade (lemons + water + sugar) The formula for nitrogen monoxide is NO. A substance that heats up relatively quickly has a: Indicate whether the following statements are true or false. Find an expression for the frequency of oscillations perpendicular to the rubber bands. Tetraphosphorus indicates that there are four atoms of phosphorus and trisulfide represents the three atoms of sulfur. Transcribed image text: 1. AlCl3 is covalent while AlF3 is ionic. ---Helpful ResourcesMetals, Non-Metals on the P- Table: https://youtu.be/OoooStZQHdAIonic, Covalent, \u0026 Polar Covalent: https://youtu.be/OHFGXfWB_r4Electronegativity for each element: https://en.wikipedia.org/wiki/Electronegativity---Because we have a combination of a non-metal and non-metal H3PO4 (Phosphoric acid) is considered an covalent/molecular compound.In general, covalent compounds compounds:- have low melting points and boiling points.- have low enthalpies of fusion and vaporization.- do not conduct electricity when dissolved in water.For more chemistry help, see http://www.Breslyn.org. [6], P4S3 and potassium chlorate, together with other materials, composes the heads of "strike-anywhere matches". The lack of a prefix for sulfur indicates that there is one atom of sulfur in the formula. When the distance is increased and the shielding is also increased, it causes a decrease in nuclear attraction. Analyze and define given of the following word. (a) SrSO4(s)Sr2+(aq)+SO42(aq)\mathrm{SrSO}_4(s) \rightleftharpoons \mathrm{Sr}^{2+}(a q)+\mathrm{SO}_4{ }^{2-}(a q)SrSO4(s)Sr2+(aq)+SO42(aq), (b) 2NO(g)+Cl2(g)2NOCl(g)2 \mathrm{NO}(\mathrm{g})+\mathrm{Cl}_2(\mathrm{~g}) \rightleftharpoons 2 \mathrm{NOCl}(\mathrm{g})2NO(g)+Cl2(g)2NOCl(g), (c) Cu2S(s)+O2(g)2Cu(s)+SO2(g)\mathrm{Cu}_2 \mathrm{~S}(s)+\mathrm{O}_2(\mathrm{~g}) \rightleftharpoons 2 \mathrm{Cu}(s)+\mathrm{SO}_2(\mathrm{~g})Cu2S(s)+O2(g)2Cu(s)+SO2(g), Write the abbreviation for each of the following units: How PCl5 is formed? The prefix tri-, used in triboron hexhydride (B3H6) and triboron heptahydride (B3H7) indicates three atoms of boron which does not match the given formula. nonmetals. The prefix mono- is used for oxygen to indicate that there is one atom of oxygen. d. tissue FeCO3 Ionic D. B2Cl4 Covalent 5. Classify the compound Cr2S3 as ionic or covalent? What is the formula for tetraphosphorus nonasulfide? sesquisulfide) can result in a recurring severe primary dermatitis about the eyes and face. Is Ni2S3 ionic or covalent? Terms in this set (78) NaCl sodium chloride K2O potassium oxide Li3N lithium nitride MgCl2 magnesium chloride Sr3P2 strontium phosphide BaBr2 barium bromide Al2S3 aluminum sulfide Rb2Te rubidium telluride CsCl chemcat42. Please hyperlink "Mol-Instincts" to www.molinstincts.com. Name the following ionic compounds: a) SnBr4 b) CoCl3 c) Fe2O3 Solution a) First, identify the charge on the cation (Sn). tim ryan first wife; jay wasley brother death; rejected from business frat; il revient vers moi alors qu'il est en couple; terraria thorium bard guide For instance, sodium (Na) metal and chlorine (Cl) non-metal combine to form sodium chloride (NaCl), commonly known as table salt. For physicochemical, thermodynamic, transport, spectra, and other property data & information, the followings are available from Mol-Instincts, a chemical database based on quantum chemical computations: The structure data file (SDF/MOL File) of Tetraphosphorus trisulfide is available for download in the SDF page of Tetraphosphorus trisulfide providing the information about the atoms, bonds, connectivity and coordinates of Tetraphosphorus trisulfide, which is not completely available in the chemical formula representation. Please double check the email address (It may or may not be correct). You can also use our tool as an electronegativity difference calculator to determine the difference between the electronegativity values of elements. Give the name of the ionic compound KF. 2 See answers Advertisement kdksksididk It's a covalent bond because there are 2 elements combined to make one Advertisement 26869 Answer: Phosphorus sesquisulfide, free from yellow and white phosphorus appears as a yellow crystalline solid. Na2Cr2O7 Ionic Naming Molecular (Covalent) Nomenclature for two nonmetals y +y =1 y(0 y(1) . The balanced reaction for the decomposition of NO2 is 2NO2 N2 + 2O2. Sodium (Na) and chlorine (Cl) form an ionic bond. Chemical Structure Description. If the electronegativity difference (EN) is less than 0.4, then the bond is nonpolar covalent bond. c. inflammation C2H6. What is the formula for silicon dioxide? Just use a periodic table which includes it and read it for the selected element. The name for N2O3 is dinitrogen trioxide. What is the name for the compound with the formula N2O5? This difference results in an electron(s) being shared between the non-metals. The name for B2H6 is diboron hexahydride. Phosphorus sesquisulfide | P4S3 - PubChem Phosphorus sesquisulfide | P4S3 | CID 14818 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more. This yellow solid is one of two commercially produced phosphorus sulfides.It is a component of "strike anywhere" matches. What would be the radius of the Earth if it had its actual mass but had the density of nuclei? Please try again or contact us. Because Br has a charge of -1, we know that Sn must have a charge of +4. d. femtogram. 100% (2 ratings) Transcribed image text: Problem 3.34 - Enhanced - with Feedback Determine whether each of the following is a covalent or ionic compound. 12K views 2 years ago To tell if Br2 is ionic or covalent (also called molecular) we look at the Periodic Table that and see that Br2 is made up of two non-metals. [1540]. Expert Answer. Is P4S3 covalent? The name for P4S3 is tetraphosphorus trisulfide. The p orbitals are singly occupied. The name for SO3 is sulfur trioxide. Join our subscribers list to get the latest news, updates and special offers delivered directly in your inbox. The P-S and P-P distances are 2.090 and 2.235 , respectively. Upon reacting P 4 S 3 with AgAl (hfip) 4 and AgAl (pftb) 4 [hfip = OC (H) (CF 3) 2; pftb = OC (CF 3) 3 ], the compounds Ag (P 4 S 3 )Al (hfip) 41 and Ag (P 4 S 3) 2+ [Al (pftb) 4] -2 formed in CS 2 ( 1) or CS 2 /CH 2 Cl 2 ( 2) solution. The tendency of an atom to attract electrons to form a chemical bond. Where mass crosses the boundary of a control volume, the krypton tetrafluoride Electronegativity chart. 5 More answers below Anubhav Singh B.Tech from Medi-Caps University (Graduated 2023) 4 y Which of the following is a physical change and which is a chemical change? What type of compound is P4S7? What is the name of the compound with the formula MnO2? 6.2K views 2 years ago To tell if XeF4 (Xenon tetrafluoride) is ionic or covalent (also called molecular) we look at the Periodic Table that and see that Xe is a non-metal and F is a. b. deciliter Here, P is a nonmetal and H is also a nonmetal. Note that i is not dropped from the prefix name even though it creates a double vowel in the name. As you move down the group in the periodic table, the number of electron shells of an atom increase, furthering the distance between the nucleus and outermost shell. 17717 To tell if H3PO4 is ionic or covalent (also called molecular) we look at the Periodic Table that and see that P and O are non-metals. (a) What is the orbital radius for a \pi^{-}captured in the n=1n=1n=1 orbit by a carbon nucleus? When we have a non-metal and a. This difference results in an electron(s) being shared between the non-metals. What is the name for the compound with the formula B2Cl4? Fluorine is the most electronegative element on the periodic table. ]HEPTANE, Phosphorus sesquisulfide, free from yellow or white phosphorous, 3,5,7-Trithia-1,2,4,6-tetraphosphatricyclo(2.2.1.02,6)heptane, 3,5,7-trithia-1,2,4,6-tetraphosphatricyclo[2.2.1.02,6]heptane. To tell if SO2 (Sulfur dioxide) is ionic or covalent (also called molecular) we look at the Periodic Table that and see that S is a non-metal and O is a non-metal. On the periodic table, the electronegativity values of most of the elements have been calculated using the Pauling scale. What is the name for the compound with the formula CBr4? Because sodium is a metal and we recognize the formula for the phosphate ion (see Table 3.1 "Some Polyatomic Ions" ), we know that this compound is ionic. The name for B2Cl4 is diboron tetrachloride. The formula for silicon dioxide is SiO2. Using the Bernoulli equation, show that for an incompressible substance, the pressure must decrease in the direction of flow if the velocity increases, assuming no change in elevation. Ionic bonds form between a metal and a nonmetal. Conversion of complicated chemical-related units is no longer sophisticated with the aid of UnitPot. Three different conditions determine the type of chemical bond that the selected elements may form. A story about the dangers of dihydrogen monoxide circulates occasionally online and issues call for it to be banned. c. kilometer This force is an ionic or electrovalent bond. The formula for tetraphosphorus nonasulfide is P4S9. krypton heptafluoride. Ionic compounds generally involve a metal and nonmetal (NaCl) Identify with contain covalent bonds 1. Molecular. chlorine trifluoride Carbon steel (AISI 1010) shafts of 0.1-m diameter are heat treated in a gas-fired furnace whose gases are at 1200 K and provide a convection coefficient of $100 \mathrm{W} / \mathrm{m}^{2} \cdot \mathrm{K}$. Tetraphosphorus indicates that there are four atoms of phosphorus and trisulfide represents the three atoms of sulfur. we have to calculate moles present in given quantity of. Covalent bonding involves the sharing of electrons between two or more atoms. The name for IF7 is iodine heptafluoride. The name for As2O5 is diarsenic pentoxide. Calculate the internal energy change for each of the following. Reset Help ICI AICI: Covalent Ionic. To tell if XeF4 (Xenon tetrafluoride) is ionic or covalent (also called molecular) we look at the Periodic Table that and see that Xe is a non-metal and F is a non-metal. Covalent bonds form between two nonmetals. ClF3 What is the name for the compound with the formula IF7? Naming Binary Compounds ALL TYPES! The prefix di- indicates that there are two nitrogen atoms, and trioxide indicates that there are three oxygen atoms in the formula. View cookie policy. [1450]\begin{bmatrix} -1&4\\5&0 \end{bmatrix} We use the absolute value because we need the END value to always be positive to identify the type of chemical bond. Which element has the highest electronegativity? Its atomic number is 1 u and it is generally found as a gas molecule with the formula H2. The name monocarbon monooxide is incorrect for CO because a prefix should not be used for carbon and the letter o should be dropped from prefix for oxygen. [5], P4S3 is produced by the reaction of red or white phosphorus with sulfur. SeF6. Tetraphosphide trisulfide uses the correct prefixes but the suffix of the first element in the name should remain unchanged. 3.16 is the electronegativity value of chlorine (Cl). e. pertaining to The molecular chemical formulas lack structural information. The correct names and formulas for the other compounds are shown in the table. The name for SF6 is sulfur hexafluoride. What is the formula for this compound? What is the IUPAC name for B2H6? My Mother Washes Her Feet in the Sink of the, Chem 101 - Ionic Compounds with Polyatomic Io, Ionic Compounds with poly-atomic Ions (no Tra, electron transport and oxidative phosphorylat. If you want to calculate the electronegativity difference or the type of bond between two elements, you need to have an electronegativity chart for the electronegativity values of all elements on the periodic table. . [9] Exposure over a long period of time to burning match tips (containing phosphorus accompanying energy transfer is accounted for by the Then, try SnaPeaks simply upload your MS/MS data and SnaPeaks will provide whats in your natural products. Phosphorus sulfide Phosphorus sulfide (P4S7) Is the following compound an ionic or covalent bond SR CN 2? 0 = 1 (x) + 4 (-1) x = +4 Therefore SnBr 4 = tin (IV) bromide b) Cl adopts a charge of -1 The prefix di- indicates that there are two oxygen atoms in the formula. The name for SbBr3 is antimony tribromide. Loosening of the teeth has also been reported which may have been due to phosphorus poisoning.[10]. Please try again or contact us. This exercise focuses on the suffixes in the above WAD. Tetraphosphorus indicates that there are four atoms of phosphorus and nonasulfide represents the nine atoms of sulfur. Easily ignited by friction. For instance, what happens to the electronegativity of an atom as we move down the group or across the period? LO 5.15 Your subscription to the newsletter is complete. Atomic Structure I. This difference results in an electron(s) being shared between the non-metal atoms.. ---Helpful ResourcesMetals, Non-Metals on the P- Table: https://youtu.be/OoooStZQHdAIonic, Covalent, \u0026 Polar Covalent: https://youtu.be/OHFGXfWB_r4Electronegativity for each element: https://en.wikipedia.org/wiki/Electronegativity---Because we have a combination of a non-metal and non-metal Br is considered a non-polar covalent compound.For more chemistry help, see http://www.Breslyn.org. What is electronegativity? _____ 5. You should keep in mind that this does not tell you if the selected elements actually do form a bond. Iodine does not have a prefix because it is the first element and there is only one atom of iodine. Some answers you will use twice because more than one suffix can have the same meaning. What is the name for the compound with the formula CO2? The Tetraphosphorus trisulfide structure data file can be imported to most of the cheminformatics software systems and applications. Electronegativity definition. Electronegativity refers to the ability of an atom to attract electrons to form a chemical bond. Such an atom is considered to be electropositive. The compound was discovered by G. Lemoine and first produced safely in commercial quantities in 1898 by Albright and Wilson. KrF7 The formula for dihydrogen monosulfide is H2S because dihydrogen indicates that there are two hydrogen atoms along with the one sulfur atom indicated by monosulfide. . The prefix for the first element is omitted if there is only one atom of that element. h. quality of The formula for diboron heptahydride is B2H7. The full standard InChI of Tetraphosphorus trisulfide is: InChI=1S/P4S3/c5-1-2-3(1)7-4(5)6-2/t1-,2+,3-,4+. Source: Mol-Instincts Chemical Database, Predicted on Quantum Chemical Computations. P atom is three electrons short of achieving an octet, while the Cl atoms are one electron away. The name for P4S3 is tetraphosphorus trisulfide. Phosphorus sulfides comprise a family of inorganic compounds containing only phosphorus and sulfur. What is the IUPAC name for N2O? Classify the compound CBr4 as ionic or covalent. Assume the amplitude is sufficiently small that the magnitude of the tension in the rubber bands is essentially unchanged as the mass oscillates. Thus, each side of the chemical equation must represent the same quantity of any particular element based on the chemical formula. If the electronegativity difference is less than 2.00, the bond is ionic; If the electronegativity difference is between 0.4 and 2.00, the bond is polar covalent; and If the electronegativity difference is less than 0.4, the bond is covalent. The prefix for oxygen is di- to represent the two oxygen atoms. Tribromide indicates that there are three atoms of bromine in the compound. Arrange the following in order of increasing ionic character; Al2S3, MgS, Na2S, P4S3, S8 (a) MgS, Na2S, Al2S3, P4S3, S8 . Why does electronegativity decrease down the group? The prefix tri- indicates that there are three oxygen atoms in the formula. The name for CBr4 is carbon tetrabromide. A prefix is not needed for the nitrogen since there is only one atom of the nitrogen in the compound and it is the first element. What is the name for the compound with the formula SF6? Heat of Vaporization at Normal Boiling Point, LogP (Octanol-Water Partition Coefficient), Ghose-Crippen Octanol-Water Partition Coefficient (logP), Moriguchi Octanol-Water Partition Coefficient (logP), Activity Score for Ion Channel Modulators, Activity Score for Nuclear Receptor Ligands, Normal Mode Frequency Analysis with Animation, Molecular Orbital (HOMO & LUMO) Visualization, quantum Chemical Computation Data (20 sets), Structure Data File (SDF/MOL File) of Tetraphosphorus trisulfide, download in the SDF page of Tetraphosphorus trisulfide, Chemical structure of Tetraphosphorus trisulfide, chemical structure page of Tetraphosphorus trisulfide, Molecular weight of Tetraphosphorus trisulfide, molecular weight page of Tetraphosphorus trisulfide, 3,5,7-trithia-1,2,4,6-tetraphosphatricyclo[2.2.1.0^{2,6}]heptane, 7 atom(s) - 4 Phosphorous atom(s) and 3 Sulfur atom(s), 9 bond(s) - 9 non-H bond(s), 9 multiple bond(s), 9 aromatic bond(s), 1 three-membered ring(s), 3 five-membered ring(s) and 3 six-membered ring(s), Phosphorus sesquisulfide, free from yellow or white phosphorous [UN1341] [Flammable solid], Phosphorus sesquisulfide, free from yellow or white phosphorous [UN1341] [Flammable solid], 3,5,7-TRITHIA-1,2,4,6-TETRAPHOSPHATRICYCLO[2.2.1.0(2),? Naming Covalent Compounds Name P4S3. The radius of the spheres is therefore smaller than the rod lengths in order to provide a clearer view of the atoms and bonds throughout the chemical structure model of Tetraphosphorus trisulfide. There are 4 Phosphorous atom(s) and 3 Sulfur atom(s). who wins student body president riverdale. Which statement best describes the problem(s) with the name dioxide monochlorine for the compound ClO2? Which pair correctly matches the formula and name for a compound? (c) Repeat parts (a) and (b) for a lead nucleus (nuclear radius 71015m\approx 7 \times 10^{-15} \mathrm{~m}71015m ). Expert Answer. It belongs to the 1st period and 6th group, alkali metal of the periodic table. It is a component of "strike anywhere" matches. The Tetraphosphorus trisulfide compound may be called differently depending on the various different situations of industrial applications. The electronegativity difference is on the order of 0.5. The five oxygens in the formula are indicated by the penta- prefix. Ionic bonds form between atoms with large differences in electronegativity, whereas covalent bonds formed between atoms with smaller differences in electronegativity. a. flow The common name for B2H6 is diborane. What is wrong with the name monocarbon monooxide for CO? Hydrogen is colorless, odorless, and non-toxic. A chemical formula of Tetraphosphorus trisulfide can therefore be written as: The chemical formula of Tetraphosphorus trisulfide shown above is based on the molecular formula indicating the numbers of each type of atom in a molecule without structural information, which is different from the empirical formula which provides the numerical proportions of atoms of each type. Describe these dishes: a) Polish pierogis, b) Polish bigos; and c) Czech kolaches. If you are curious about the electronegativity trends, what the electronegativity chart looks like, what electropositivity is, and how do you use the electronegativity periodic table to calculate ionic or covalent bonds, then continue reading to get all the answers and more! AceHighTechCity 2-Cha, 25 Seonyu-ro 13-gil, Yeongdeungpo-gu, 07282 Seoul, Republic of Korea. covalent, molecular compound Not ionic. As you move down the group in the periodic table, the number of shells of an atom increases, increasing the distance between the nucleus and outermost shell. tetraphosphorus trisulfide. It is found in the 7th group and 2nd period of the periodic table and is considered a highly toxic non-metal gas. The number of pairs of electrons in a covalent bond equals the bond order. The first nonmetal P is phosphorus. The chemical structure image of Tetraphosphorus trisulfide is available in chemical structure page of Tetraphosphorus trisulfide, which specifies the molecular geometry, i.e., the spatial arrangement of atoms in the chemical formula of Tetraphosphorus trisulfide and the chemical bonds that hold the atoms together. We call this feature the ionic or covalent calculator. A. The electronegativity trend in the periodic table is what helps us identify and understand the difference in electronegativities of various elements. Remember to first determine whether the compound is ionic or molecular! However, polyatomic ions are held together by covalent bonds, so this compound contains both ionic and covalent bonds. The formula for triphosphorus tetrasulfide is P3S4 and PS3 is the formula phosphorus trisulfide. The two atoms of nitrogen require the prefix di- to be used and the five oxygen atoms in the formula are represented by pentoxide. 2164 solutions Advertisement Answer the following questions about the chemical equation shown below: 2 H + O 2 HO and 02. The molecular formula of Tetraphosphorus trisulfide is available in chemical formula page of Tetraphosphorus trisulfide, which identifies each constituent element by its chemical symbol and indicates the proportionate number of atoms of each element. It is the first and lightest element on the periodic table. Tetraphosphorus pentasulfide is the name of the compound of the given formula P4S5. 2. There is this rule called as Fajan's rule which states that with increasing size of the anion and with decreasing size of the cation ionic character of the compound decreases while the covalent character increases. An ionic bond essentially donates an electron to the other atom participating in the bond, while electrons in a covalent bond are shared equally between the atoms. The object rests on a frictionless surface. The prefix di- is used to indicate the two atoms of boron and hexa- indicates the six atoms of hydrogen. Pentabromide indicates that there are five bromine atoms in the formula. Excess sulfur gives phosphorus pentasulfide (P4S10). Electropositivity is considered the opposite of electronegativity because it is the characteristic of an atom to donate its valence electrons. Remember to first determine whether the compound is ionic or molecular! As the exhaust passes through the catalytic converter, it forms nitrogen and oxygen. When we have all non-metals the compound is usually considered covalent.Because we have a non-metal and non-metal in H3PO4 there will be a difference in electronegativity between P, O ,and H is less than 2.0. The value lies between 0.4 and 2.00, implying that the bond type is polar covalent. What is the electron configuration and the energy level diagram? Explain. A prefix is not needed for the iodine, as there is only one atom of the element and it is the first element in the compound. This covalent bond is formed because the elements share electrons.