List of top Chemistry Questions asked in OJEE

The nurse makes that the diet consumed by PEM child is rich in

An aqueous solution of CuSO$_4$ solution is electrolysed for 193 s with a current of 2.5 amp. Given that the atomic mass of Cu is 63.5 and F = 96500 coulombs, the amount of copper deposited at the anode is

A colloidal solution is subjected to an electric field. The colloidal particles move toward the anode. In the coagulation of this solution using NaCl, BaCl$_2$ and AlCl$_3$ separately, which one is the correct order of coagulation power?

The molar conductivity ($\Lambda_m^0$) at infinite dilution for HCl, NaCl and CH$_3$COONa at 25\(^{\circ}\)C are 426, 126 and 91 S cm\(^2\) respectively. The \(\Lambda_m^0\) for acetic acid at the same temperature will be

For which of the following is the adsorption theory applicable?

A 0.02(M) NaOH solution and a 0.01(M) HCl solution are mixed in the volume ratio of 2:3. The pH of the mixed solution will be