Define stereo-isomers.

The maximum number of stereo isomers possible for 2-hydroxy - 2-methyl butanoic acid 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

Define structural isomer and draw the isomeric structures of butane. Compare the structure of benzene and cyclohexane, by drawing them.

Are structure isomers possible for bromopentane?

Which of the following is/are isomers of methyl propanoate?

Which one of the following has largest number of isomers ?