Which one of the following is an optically active compound
$n-$ propanol
$2-$ chlorobutane
$n-$ butanol
$4-$ hydroxyheptane
Predict stereochemistry of product when $d$ and $l$ -amine reacts with $l$-acid
Which of the following fischer projection formula is same as $D$-Glyceraldehyde
The isomeric deuterated bromide with molecular formula $C _4 H _8 DBr$ having two chiral carbon atoms is
A pair of stereoisomers might be classified in various ways. Which of the following statement are true with respect to pairs of stereoisomers?
$(a)$ They might be configurational isomers $(b)$ They might be diastereomers
$(c)$ They might be constitutional isomers $(d)$ They might be tautomers
$(e)$ They might be conformational isomers $(f)$ They might be enantiomers
$(g)$ They might be positional isomers