Hybridisation
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313566 Select pair of compounds in which both have different hybridisation but have same molecular shape

1 \({\rm{B}}{{\rm{F}}_{\rm{3}}}{\rm{,Br}}{{\rm{F}}_{\rm{3}}}\)
2 \({\rm{ICl}}_{\rm{2}}^{\rm{ - }}{\rm{,}}\,\,{\rm{BeC}}{{\rm{l}}_{\rm{2}}}\)
3 \({\rm{BC}}{{\rm{l}}_{\rm{3}}}{\rm{,}}\,\,{\rm{PC}}{{\rm{l}}_{\rm{3}}}\)
4 \(\,{\rm{PC}}{{\rm{l}}_{\rm{3}}}{\rm{,}}\,\,{\rm{NC}}{{\rm{l}}_{\rm{3}}}\)
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313567 On catalytic hydrogenation, ethylene gives ethane. During this reaction

1 hybridization of carbon atoms changes from \(\mathrm{sp}^{2}\) to \(\mathrm{sp}^{3}\)
2 bond angle decreases from \(120^{\circ}\) to \(109.5^{\circ}\)
3 \(\mathrm{C}-\mathrm{C}\) bond length increases from \(1.34 \mathrm{~A}^{\circ}\) to \(1.54 \mathrm{~A}^{\circ}\)
4 All of these
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313568 Which carbon is more electronegative?

1 \({\rm{s}}{{\rm{p}}^{\rm{3}}}\) hybridised carbon
2 sp hybridised carbon
3 \({\rm{s}}{{\rm{p}}^{\rm{2}}}\) hybridised carbon
4 The electron attracting power of C is always same irrespective of its hybrid state
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313569 The types of hybrid orbitals of nitrogen in \({\rm{NO}}_{\rm{2}}^{\rm{ + }}{\rm{,NO}}_{\rm{3}}^{\rm{ - }}\,\,{\rm{and}}\,\,{\rm{NH}}_{\rm{4}}^{\rm{ + }}\) respectively are expected to be

1 \({\rm{sp,}}\,\,{\rm{s}}{{\rm{p}}^{\rm{3}}}\,\,{\rm{and}}\,\,{\rm{s}}{{\rm{p}}^{\rm{2}}}\)
2 \({\rm{sp,}}\,\,{\rm{s}}{{\rm{p}}^{\rm{2}}}\,\,{\rm{and}}\,\,{\rm{s}}{{\rm{p}}^{\rm{3}}}\)
3 \({\rm{s}}{{\rm{p}}^{\rm{2}}}{\rm{,}}\,\,{\rm{sp}}\,\,{\rm{and}}\,\,{\rm{s}}{{\rm{p}}^{\rm{3}}}\)
4 \({\rm{s}}{{\rm{p}}^{\rm{2}}}{\rm{,}}\,\,{\rm{s}}{{\rm{p}}^{\rm{3}}}\,\,{\rm{and}}\,\,{\rm{sp}}\)
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313566 Select pair of compounds in which both have different hybridisation but have same molecular shape

1 \({\rm{B}}{{\rm{F}}_{\rm{3}}}{\rm{,Br}}{{\rm{F}}_{\rm{3}}}\)
2 \({\rm{ICl}}_{\rm{2}}^{\rm{ - }}{\rm{,}}\,\,{\rm{BeC}}{{\rm{l}}_{\rm{2}}}\)
3 \({\rm{BC}}{{\rm{l}}_{\rm{3}}}{\rm{,}}\,\,{\rm{PC}}{{\rm{l}}_{\rm{3}}}\)
4 \(\,{\rm{PC}}{{\rm{l}}_{\rm{3}}}{\rm{,}}\,\,{\rm{NC}}{{\rm{l}}_{\rm{3}}}\)
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313567 On catalytic hydrogenation, ethylene gives ethane. During this reaction

1 hybridization of carbon atoms changes from \(\mathrm{sp}^{2}\) to \(\mathrm{sp}^{3}\)
2 bond angle decreases from \(120^{\circ}\) to \(109.5^{\circ}\)
3 \(\mathrm{C}-\mathrm{C}\) bond length increases from \(1.34 \mathrm{~A}^{\circ}\) to \(1.54 \mathrm{~A}^{\circ}\)
4 All of these
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313568 Which carbon is more electronegative?

1 \({\rm{s}}{{\rm{p}}^{\rm{3}}}\) hybridised carbon
2 sp hybridised carbon
3 \({\rm{s}}{{\rm{p}}^{\rm{2}}}\) hybridised carbon
4 The electron attracting power of C is always same irrespective of its hybrid state
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313569 The types of hybrid orbitals of nitrogen in \({\rm{NO}}_{\rm{2}}^{\rm{ + }}{\rm{,NO}}_{\rm{3}}^{\rm{ - }}\,\,{\rm{and}}\,\,{\rm{NH}}_{\rm{4}}^{\rm{ + }}\) respectively are expected to be

1 \({\rm{sp,}}\,\,{\rm{s}}{{\rm{p}}^{\rm{3}}}\,\,{\rm{and}}\,\,{\rm{s}}{{\rm{p}}^{\rm{2}}}\)
2 \({\rm{sp,}}\,\,{\rm{s}}{{\rm{p}}^{\rm{2}}}\,\,{\rm{and}}\,\,{\rm{s}}{{\rm{p}}^{\rm{3}}}\)
3 \({\rm{s}}{{\rm{p}}^{\rm{2}}}{\rm{,}}\,\,{\rm{sp}}\,\,{\rm{and}}\,\,{\rm{s}}{{\rm{p}}^{\rm{3}}}\)
4 \({\rm{s}}{{\rm{p}}^{\rm{2}}}{\rm{,}}\,\,{\rm{s}}{{\rm{p}}^{\rm{3}}}\,\,{\rm{and}}\,\,{\rm{sp}}\)
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313566 Select pair of compounds in which both have different hybridisation but have same molecular shape

1 \({\rm{B}}{{\rm{F}}_{\rm{3}}}{\rm{,Br}}{{\rm{F}}_{\rm{3}}}\)
2 \({\rm{ICl}}_{\rm{2}}^{\rm{ - }}{\rm{,}}\,\,{\rm{BeC}}{{\rm{l}}_{\rm{2}}}\)
3 \({\rm{BC}}{{\rm{l}}_{\rm{3}}}{\rm{,}}\,\,{\rm{PC}}{{\rm{l}}_{\rm{3}}}\)
4 \(\,{\rm{PC}}{{\rm{l}}_{\rm{3}}}{\rm{,}}\,\,{\rm{NC}}{{\rm{l}}_{\rm{3}}}\)
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313567 On catalytic hydrogenation, ethylene gives ethane. During this reaction

1 hybridization of carbon atoms changes from \(\mathrm{sp}^{2}\) to \(\mathrm{sp}^{3}\)
2 bond angle decreases from \(120^{\circ}\) to \(109.5^{\circ}\)
3 \(\mathrm{C}-\mathrm{C}\) bond length increases from \(1.34 \mathrm{~A}^{\circ}\) to \(1.54 \mathrm{~A}^{\circ}\)
4 All of these
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313568 Which carbon is more electronegative?

1 \({\rm{s}}{{\rm{p}}^{\rm{3}}}\) hybridised carbon
2 sp hybridised carbon
3 \({\rm{s}}{{\rm{p}}^{\rm{2}}}\) hybridised carbon
4 The electron attracting power of C is always same irrespective of its hybrid state
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313569 The types of hybrid orbitals of nitrogen in \({\rm{NO}}_{\rm{2}}^{\rm{ + }}{\rm{,NO}}_{\rm{3}}^{\rm{ - }}\,\,{\rm{and}}\,\,{\rm{NH}}_{\rm{4}}^{\rm{ + }}\) respectively are expected to be

1 \({\rm{sp,}}\,\,{\rm{s}}{{\rm{p}}^{\rm{3}}}\,\,{\rm{and}}\,\,{\rm{s}}{{\rm{p}}^{\rm{2}}}\)
2 \({\rm{sp,}}\,\,{\rm{s}}{{\rm{p}}^{\rm{2}}}\,\,{\rm{and}}\,\,{\rm{s}}{{\rm{p}}^{\rm{3}}}\)
3 \({\rm{s}}{{\rm{p}}^{\rm{2}}}{\rm{,}}\,\,{\rm{sp}}\,\,{\rm{and}}\,\,{\rm{s}}{{\rm{p}}^{\rm{3}}}\)
4 \({\rm{s}}{{\rm{p}}^{\rm{2}}}{\rm{,}}\,\,{\rm{s}}{{\rm{p}}^{\rm{3}}}\,\,{\rm{and}}\,\,{\rm{sp}}\)
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313566 Select pair of compounds in which both have different hybridisation but have same molecular shape

1 \({\rm{B}}{{\rm{F}}_{\rm{3}}}{\rm{,Br}}{{\rm{F}}_{\rm{3}}}\)
2 \({\rm{ICl}}_{\rm{2}}^{\rm{ - }}{\rm{,}}\,\,{\rm{BeC}}{{\rm{l}}_{\rm{2}}}\)
3 \({\rm{BC}}{{\rm{l}}_{\rm{3}}}{\rm{,}}\,\,{\rm{PC}}{{\rm{l}}_{\rm{3}}}\)
4 \(\,{\rm{PC}}{{\rm{l}}_{\rm{3}}}{\rm{,}}\,\,{\rm{NC}}{{\rm{l}}_{\rm{3}}}\)
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313567 On catalytic hydrogenation, ethylene gives ethane. During this reaction

1 hybridization of carbon atoms changes from \(\mathrm{sp}^{2}\) to \(\mathrm{sp}^{3}\)
2 bond angle decreases from \(120^{\circ}\) to \(109.5^{\circ}\)
3 \(\mathrm{C}-\mathrm{C}\) bond length increases from \(1.34 \mathrm{~A}^{\circ}\) to \(1.54 \mathrm{~A}^{\circ}\)
4 All of these
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313568 Which carbon is more electronegative?

1 \({\rm{s}}{{\rm{p}}^{\rm{3}}}\) hybridised carbon
2 sp hybridised carbon
3 \({\rm{s}}{{\rm{p}}^{\rm{2}}}\) hybridised carbon
4 The electron attracting power of C is always same irrespective of its hybrid state
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313569 The types of hybrid orbitals of nitrogen in \({\rm{NO}}_{\rm{2}}^{\rm{ + }}{\rm{,NO}}_{\rm{3}}^{\rm{ - }}\,\,{\rm{and}}\,\,{\rm{NH}}_{\rm{4}}^{\rm{ + }}\) respectively are expected to be

1 \({\rm{sp,}}\,\,{\rm{s}}{{\rm{p}}^{\rm{3}}}\,\,{\rm{and}}\,\,{\rm{s}}{{\rm{p}}^{\rm{2}}}\)
2 \({\rm{sp,}}\,\,{\rm{s}}{{\rm{p}}^{\rm{2}}}\,\,{\rm{and}}\,\,{\rm{s}}{{\rm{p}}^{\rm{3}}}\)
3 \({\rm{s}}{{\rm{p}}^{\rm{2}}}{\rm{,}}\,\,{\rm{sp}}\,\,{\rm{and}}\,\,{\rm{s}}{{\rm{p}}^{\rm{3}}}\)
4 \({\rm{s}}{{\rm{p}}^{\rm{2}}}{\rm{,}}\,\,{\rm{s}}{{\rm{p}}^{\rm{3}}}\,\,{\rm{and}}\,\,{\rm{sp}}\)