Crack CSIR NET 2021 : Physical Chemistry(01 Dec)

The character of S₆ is:

Which of the following expression is correct?

Which of the following rotor is Rotational Raman Inactive?

What will be the sign of surface excess for surfactants and NaCl when their concentration increases.

For a reversible first order reaction:

k_f = 0.01 sec^‑1, [B]_eq/[A]_eq = 4

If a₀ = 0.01 M and B₀ = 0, then what will be the conc. of B after 30 sec.?