Question Bank [2022] — Chemistry STD 12 Science — Question

The osmotic pressure of 5% glucose solution at 300 K is

The coordination number of atoms in bcc crystal lattice is

Which of the following correctly represents the process of reduction?

The correct structure of complex having IUPAC name sodium hexanitrocobaltate (III) is ______.

On acid hydrolysis, propane nitrile gives

Which of the following is used as source of dichlorocarbene

n-type semiconductor is formed when trace amount of impurity is added to silicon. The number of valence electrons in the impurity atom must be

The reagent with which both acetaldehyde and acetone reacts easily is –

In crystal lattice formed by primitive unit cell, the space occupied by particles is ______.