Spin isomerism is shown by
dichlorobenzene
hydrogen
dibasic acid
$n-$ butane
Ignoring specific markings, which of the following objects are chiral ?
$(I)$ a shoe $(II)$ a book $(III)$ a pencil
$(IV)$ a pair of shoes (consider the pair as one object)
$(V)$ a pair of scissors
The number of optical isomers of an organic compound having $n$ asymmetric carbon atoms will be
The number of stereoisomers formed in a reaction of $(\pm) Ph ( C = O ) C ( OH )( CN ) Ph$ with $HCN$ is $..........$
Which of the following can show optical activity
Stereoisomers which are not the mirror images of one another are called