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(a)
Interpretation: Bond order for the bond in the given molecule has to be given.
Concept Introduction:
Bond order: It is the measure of number of electron pairs shared between two atoms.
(b)
Interpretation: Bond order for the bond in the given molecule has to be given.
Concept Introduction:
Bond order: It is the measure of number of electron pairs shared between two atoms.
(c)
Interpretation: Bond order for the bond in the given molecule has to be given.
Concept Introduction:
Bond order: It is the measure of number of electron pairs shared between two atoms.
(d)
Interpretation: Bond order for the bond in the given molecule has to be given.
Concept Introduction:
Bond order: It is the measure of number of electron pairs shared between two atoms.
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Chapter 8 Solutions
Chemistry & Chemical Reactivity
- (a) Methane (CH4) and the perchlorate ion (ClO4- ) are bothdescribed as tetrahedral. What does this indicate about theirbond angles? (b) The NH3 molecule is trigonal pyramidal, while BF3 is trigonal planar. Which of these molecules is flat?arrow_forwardWhich of the following molecules does not have a dipole moment? (a) CH3Cl (b) CH2Cl2 (c) CFCl3 (d) CHCl3arrow_forwardThe sulfate ion can be represented with four S—O bonds orwith two S—O and two S=O bonds. (a) Which representation is better from the stand point of formal charges? (b) What is theshape of the sulfate ion, and what hybrid orbitals of S are postu-lated for the σ bonding? (c) In view of the answer to part (b),what orbitals of S must be used for the π bonds? What orbitalsof O? (d) Draw a diagram to show how one atomic orbital fromS and one from O overlap to form a π bond.arrow_forward
- Propylene, C3H6, is a gas that is used to form the importantpolymer called polypropylene. Its Lewis structure is (a) What is the total number of valence electrons in the propylenemolecule? (b) How many valence electrons are usedto make s bonds in the molecule? (c) How many valenceelectrons are used to make p bonds in the molecule? (d) Howmany valence electrons remain in nonbonding pairs in themolecule? (e) What is the hybridization at each carbon atomin the molecule?arrow_forwardDraw the molecular orbital energy diagrams for the valence electrons in the following diatomic molecules. Calculate the bond order and indicate if each of them is diamagnetic or paramagnetic. (а) В> (b) С. (c) CO (d) NO (е) Оzarrow_forwardBecause both tin and carbon are members of Group 4A(14),they form structurally similar compounds. However, tin exhibits a greater variety of structures because it forms several ionic species. Predict the shapes and ideal bond angles, including any deviations, for the following:(a) Sn(CH₃)₂(b) SnCl₃⁻(c) Sn(CH₃)4(d) SnF₅⁻(e) SnF₆²⁻arrow_forward
- The sulfate ion can be represented with four S-O bonds or with two S-O and two So=O bonds.(a) Which representation is better from the standpoint of formal charges?(b) What is the shape of the sulfate ion, and what hybrid orbitals of S are postulated for the σ bonding?(c) In view of the answer to part (b), what orbitals of S must be used for the π bonds? What orbitals of O?(d) Draw a diagram to show how one atomic orbital from S and one from O overlap to form a π bond.arrow_forwardThe molecule shown here is difluoromethane 1CH2F22, which isused as a refrigerant called R-32. (a) Based on the structure, howmany electron domains surround the C atom in this molecule?(b) Would the molecule have a nonzero dipole moment? (c) Ifthe molecule is polar, which of the following describes the directionof the overall dipole moment vector in the molecule:(i) from the carbon atom toward a fluorine atom, (ii) from thecarbon atom to a point midway between the fluorine atoms,(iii) from the carbon atom to a point midway between the hydrogenatoms, or (iv) from the carbon atom toward a hydrogenatom? [Sections 9.2 and 9.3]9.5arrow_forwardAcetylene (C2H2) has a tendency to lose two protons (H+) and form the carbide ion (C22−), which is present in a number of ionic compounds, such as CaC2 and MgC2. (a) What is the bond order of the carbide dianion C22−? (b) For comparison, what is the bond order of C2?arrow_forward
- Arrange the members of each of the following sets in order of increasing bond length and bond strengths :(a) C-N,C=N,C≡N(b) C-S, C=O, C-O (c) N-H, N-S, N-Oarrow_forward4. (a) Draw the shape of the atomic valence orbitals formed by the overlaping of two fluoride 2p atomic orbitals. (b) Draw the molecular orbital diagrams for F2 and F2*. Identify their bond order and magnetic properties. (c) An unstable nucleus exhibit radioactivity. (i) Explain how the number of protons and neutrons in a radioactive nucleus can be used to predict its probable mode decay. (ii) Illustrate your answer in (i) with a schematic graph.arrow_forwardAmmonia, NH3, reacts with incredibly strong bases to producethe amide ion, NH2-. Ammonia can also react with acidsto produce the ammonium ion, NH4+. (a) Which species(amide ion, ammonia, or ammonium ion) has the largestH¬N¬H bond angle? (b) Which species has the smallestH¬N¬H bond angle?arrow_forward
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