A chiral organic compound (A) with molecular formula $C_7H_{16}O$ on treatment with conc. $H_2SO_4$ at room temperature gives compound (B), $C_7H_{14}$. Compound (B) does not show geometrical isomerism. How many chiral centers are present in compound (A)?

The type of isomerism shown by $\left[ {{\rm{Co}}{{\left( {{\rm{en}}} \right)}_2}{{\left( {{\rm{NCS}}} \right)}_2}} \right]{\rm{Cl}}$ and $\left[ {{\rm{Co}}{{\left( {{\rm{en}}} \right)}_2}\left( {{\rm{NCS}}} \right){\rm{Cl}}} \right]{\rm{NCS}}$ is:

Which one of the following octahedral complexes will not show geometrical isomerism? (A and B are monodentate ligands)

Which one of the following has largest number of isomers?(R $=$ alkyl group, en $=$ ethylenediamine)

Coordination isomerism is caused by interchange of ligands between the

The complexes $\left( {{\rm{Co}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_6}} \right)\left[ {{\rm{Cr}}{{\left( {{{\rm{C}}_2}{{\rm{O}}_4}} \right)}_3}} \right]$ and $\left[ {{\rm{Cr}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_6}} \right]\left[ {{\rm{Co}}{{\left( {{{\rm{C}}_2}{{\rm{O}}_4}} \right)}_3}} \right]$

Which of the following compounds exhibits geometrical isomerism?

The type of isomerism shown by, 6,6’-disitrodiphenic acid is

Which of the following compounds exhibits both geometrical and optical isomerism?

The pair of $\left[ {{\rm{Co}}\left( {{\rm{S}}{{\rm{O}}_4}} \right){{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_5}} \right]{\rm{Cl\;and}}\,{\rm{\;}}\left[ {{\rm{CoCl}}{{\left( {{\rm{N}}{{\rm{H}}_3}} \right)}_5}} \right]{\rm{S}}{{\rm{O}}_4}$ constitutes

The type of isomerism found in urea molecule is