Comparision of Valence Bond Theory and Molecular Orbital Theory
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CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313689 The calculated bond order of superoxide ion \(\left( {{\rm{O}}_{\rm{2}}^{\rm{ - }}} \right)\)

1 1.5
2 1
3 2.5
4 2
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313690 Which molecule/ion out of the following does not contain unpaired electrons?

1 \({\rm{N}}_{\rm{2}}^{\rm{ + }}\)
2 \({{\rm{O}}_{\rm{2}}}\)
3 \({\rm{O}}_{\rm{2}}^{{\rm{2 - }}}\)
4 \({{\rm{B}}_{\rm{2}}}\)
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313700 Bond order of 1.5 is shown by

1 \({\rm{O}}_{\rm{2}}^{{\rm{2 - }}}\)
2 \({{\rm{O}}_{\rm{2}}}\)
3 \({\rm{O}}_{\rm{2}}^{\rm{ + }}\)
4 \({\rm{O}}_{\rm{2}}^{\rm{ - }}\)
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313692 In which pair, the stronger bond found in the first species
(I) \({\rm{O}}_{\rm{2}}^{\rm{ - }}{\rm{,}}{{\rm{O}}_{\rm{2}}}\)
(II) \({{\rm{N}}_{\rm{2}}}{\rm{.N}}_{\rm{2}}^{\rm{ + }}\)
(III) \({\rm{N}}{{\rm{O}}^{\rm{ + }}}{\rm{,N}}{{\rm{O}}^{\rm{ - }}}\)

1 (I) only
2 (II) only
3 (I) and (III) only
4 (II) and (III) only
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313693 During change of \({{\rm{O}}_{\rm{2}}}\,\,{\rm{to}}\,\,{\rm{O}}_{\rm{2}}^{\rm{ - }}\) ion, the electrons adds on which one of the following orbitals?

1 \({{\rm{\pi }}^{\rm{*}}}\,\,{\rm{orbital}}\)
2 \({\rm{\pi }}\,\,{\rm{orbital}}\)
3 \({{\rm{\sigma }}^{\rm{*}}}\,\,{\rm{orbital}}\)
4 \({\rm{\sigma }}\,\,{\rm{orbital}}\)
NEET DIGITAL LIBRARY
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313689 The calculated bond order of superoxide ion \(\left( {{\rm{O}}_{\rm{2}}^{\rm{ - }}} \right)\)

1 1.5
2 1
3 2.5
4 2
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313690 Which molecule/ion out of the following does not contain unpaired electrons?

1 \({\rm{N}}_{\rm{2}}^{\rm{ + }}\)
2 \({{\rm{O}}_{\rm{2}}}\)
3 \({\rm{O}}_{\rm{2}}^{{\rm{2 - }}}\)
4 \({{\rm{B}}_{\rm{2}}}\)
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313700 Bond order of 1.5 is shown by

1 \({\rm{O}}_{\rm{2}}^{{\rm{2 - }}}\)
2 \({{\rm{O}}_{\rm{2}}}\)
3 \({\rm{O}}_{\rm{2}}^{\rm{ + }}\)
4 \({\rm{O}}_{\rm{2}}^{\rm{ - }}\)
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313692 In which pair, the stronger bond found in the first species
(I) \({\rm{O}}_{\rm{2}}^{\rm{ - }}{\rm{,}}{{\rm{O}}_{\rm{2}}}\)
(II) \({{\rm{N}}_{\rm{2}}}{\rm{.N}}_{\rm{2}}^{\rm{ + }}\)
(III) \({\rm{N}}{{\rm{O}}^{\rm{ + }}}{\rm{,N}}{{\rm{O}}^{\rm{ - }}}\)

1 (I) only
2 (II) only
3 (I) and (III) only
4 (II) and (III) only
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313693 During change of \({{\rm{O}}_{\rm{2}}}\,\,{\rm{to}}\,\,{\rm{O}}_{\rm{2}}^{\rm{ - }}\) ion, the electrons adds on which one of the following orbitals?

1 \({{\rm{\pi }}^{\rm{*}}}\,\,{\rm{orbital}}\)
2 \({\rm{\pi }}\,\,{\rm{orbital}}\)
3 \({{\rm{\sigma }}^{\rm{*}}}\,\,{\rm{orbital}}\)
4 \({\rm{\sigma }}\,\,{\rm{orbital}}\)
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CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313689 The calculated bond order of superoxide ion \(\left( {{\rm{O}}_{\rm{2}}^{\rm{ - }}} \right)\)

1 1.5
2 1
3 2.5
4 2
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313690 Which molecule/ion out of the following does not contain unpaired electrons?

1 \({\rm{N}}_{\rm{2}}^{\rm{ + }}\)
2 \({{\rm{O}}_{\rm{2}}}\)
3 \({\rm{O}}_{\rm{2}}^{{\rm{2 - }}}\)
4 \({{\rm{B}}_{\rm{2}}}\)
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313700 Bond order of 1.5 is shown by

1 \({\rm{O}}_{\rm{2}}^{{\rm{2 - }}}\)
2 \({{\rm{O}}_{\rm{2}}}\)
3 \({\rm{O}}_{\rm{2}}^{\rm{ + }}\)
4 \({\rm{O}}_{\rm{2}}^{\rm{ - }}\)
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313692 In which pair, the stronger bond found in the first species
(I) \({\rm{O}}_{\rm{2}}^{\rm{ - }}{\rm{,}}{{\rm{O}}_{\rm{2}}}\)
(II) \({{\rm{N}}_{\rm{2}}}{\rm{.N}}_{\rm{2}}^{\rm{ + }}\)
(III) \({\rm{N}}{{\rm{O}}^{\rm{ + }}}{\rm{,N}}{{\rm{O}}^{\rm{ - }}}\)

1 (I) only
2 (II) only
3 (I) and (III) only
4 (II) and (III) only
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313693 During change of \({{\rm{O}}_{\rm{2}}}\,\,{\rm{to}}\,\,{\rm{O}}_{\rm{2}}^{\rm{ - }}\) ion, the electrons adds on which one of the following orbitals?

1 \({{\rm{\pi }}^{\rm{*}}}\,\,{\rm{orbital}}\)
2 \({\rm{\pi }}\,\,{\rm{orbital}}\)
3 \({{\rm{\sigma }}^{\rm{*}}}\,\,{\rm{orbital}}\)
4 \({\rm{\sigma }}\,\,{\rm{orbital}}\)
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CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313689 The calculated bond order of superoxide ion \(\left( {{\rm{O}}_{\rm{2}}^{\rm{ - }}} \right)\)

1 1.5
2 1
3 2.5
4 2
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313690 Which molecule/ion out of the following does not contain unpaired electrons?

1 \({\rm{N}}_{\rm{2}}^{\rm{ + }}\)
2 \({{\rm{O}}_{\rm{2}}}\)
3 \({\rm{O}}_{\rm{2}}^{{\rm{2 - }}}\)
4 \({{\rm{B}}_{\rm{2}}}\)
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313700 Bond order of 1.5 is shown by

1 \({\rm{O}}_{\rm{2}}^{{\rm{2 - }}}\)
2 \({{\rm{O}}_{\rm{2}}}\)
3 \({\rm{O}}_{\rm{2}}^{\rm{ + }}\)
4 \({\rm{O}}_{\rm{2}}^{\rm{ - }}\)
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313692 In which pair, the stronger bond found in the first species
(I) \({\rm{O}}_{\rm{2}}^{\rm{ - }}{\rm{,}}{{\rm{O}}_{\rm{2}}}\)
(II) \({{\rm{N}}_{\rm{2}}}{\rm{.N}}_{\rm{2}}^{\rm{ + }}\)
(III) \({\rm{N}}{{\rm{O}}^{\rm{ + }}}{\rm{,N}}{{\rm{O}}^{\rm{ - }}}\)

1 (I) only
2 (II) only
3 (I) and (III) only
4 (II) and (III) only
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313693 During change of \({{\rm{O}}_{\rm{2}}}\,\,{\rm{to}}\,\,{\rm{O}}_{\rm{2}}^{\rm{ - }}\) ion, the electrons adds on which one of the following orbitals?

1 \({{\rm{\pi }}^{\rm{*}}}\,\,{\rm{orbital}}\)
2 \({\rm{\pi }}\,\,{\rm{orbital}}\)
3 \({{\rm{\sigma }}^{\rm{*}}}\,\,{\rm{orbital}}\)
4 \({\rm{\sigma }}\,\,{\rm{orbital}}\)
NEET DIGITAL LIBRARY
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313689 The calculated bond order of superoxide ion \(\left( {{\rm{O}}_{\rm{2}}^{\rm{ - }}} \right)\)

1 1.5
2 1
3 2.5
4 2
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313690 Which molecule/ion out of the following does not contain unpaired electrons?

1 \({\rm{N}}_{\rm{2}}^{\rm{ + }}\)
2 \({{\rm{O}}_{\rm{2}}}\)
3 \({\rm{O}}_{\rm{2}}^{{\rm{2 - }}}\)
4 \({{\rm{B}}_{\rm{2}}}\)
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313700 Bond order of 1.5 is shown by

1 \({\rm{O}}_{\rm{2}}^{{\rm{2 - }}}\)
2 \({{\rm{O}}_{\rm{2}}}\)
3 \({\rm{O}}_{\rm{2}}^{\rm{ + }}\)
4 \({\rm{O}}_{\rm{2}}^{\rm{ - }}\)
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313692 In which pair, the stronger bond found in the first species
(I) \({\rm{O}}_{\rm{2}}^{\rm{ - }}{\rm{,}}{{\rm{O}}_{\rm{2}}}\)
(II) \({{\rm{N}}_{\rm{2}}}{\rm{.N}}_{\rm{2}}^{\rm{ + }}\)
(III) \({\rm{N}}{{\rm{O}}^{\rm{ + }}}{\rm{,N}}{{\rm{O}}^{\rm{ - }}}\)

1 (I) only
2 (II) only
3 (I) and (III) only
4 (II) and (III) only
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313693 During change of \({{\rm{O}}_{\rm{2}}}\,\,{\rm{to}}\,\,{\rm{O}}_{\rm{2}}^{\rm{ - }}\) ion, the electrons adds on which one of the following orbitals?

1 \({{\rm{\pi }}^{\rm{*}}}\,\,{\rm{orbital}}\)
2 \({\rm{\pi }}\,\,{\rm{orbital}}\)
3 \({{\rm{\sigma }}^{\rm{*}}}\,\,{\rm{orbital}}\)
4 \({\rm{\sigma }}\,\,{\rm{orbital}}\)