The molecular structure of table sugar is
The major product of the following transformation is 

The major products P and Q of the following transformations are 

The correct order of the rate of mononitration using conc. H\(_2\)SO\(_4\)/conc. HNO\(_3\) at room temperature is
Pericyclic reactions involved in the synthesis of Vitamin D\(_2\) from Ergosterol are 



