CSIR NET 2024 | Weekend Booster Quiz | Chemical Science (24 March 2024)

Lithium borohydride, LiBH₄, crystalizes in an orthorhombic system with 4 molecules per unit cell. The unit cell dimensions are: a = 6.81 A⁰, b= 4.43A⁰ and c= 7.17A⁰. Calculate the density of the crystal. Take atomic mass of Li = 7, B = 11 and H = 1 a.m.u.

The major product formed in the following reaction is:

Equal number of molecules with M1 = 10,000, M2 = 100000 are mixed. What is the value of .

Find the reactant A in the following reaction:

The complex with spin-only magnetic moment of 2.82BM is:

Determine type of cluster of compound [Os₆C(CO)₁₇].

The set of ions expected to show orbital contribution in their complexes is

The major product formed in the following reaction is?

A 5 g/L polymer solution is prepared with a polymer whose molar mass is 25 kg. The osmotic pressure (in atm) of this solution at 25ºC is

(Consider RT ≈  2500 J mol^-1)

The major product formed in the following reaction is: