Write the IUPAC name of following:

Write the coordination number and oxidation state of Platinum in the complex [Pt (en)₂Cl₂ ].

Out of chlorobenzene and benzyl chloride, which one gets easily hydrolysed by aqueous NaOH and why ?

Calculate the freezing point of a solution containing 60 g of glucose (Molar mass = 180 g mol^–1) in 250 g of water.

(K_f of water = 1.86 K kg mol^–1)

For the reaction

2N₂O₅(g) → 4NO₂(g) + O₂(g) ,

the rate of formation of NO₂(g) is 2.8×10^-3Ms^-1 . Calculate the rate of disappearance of N₂O₅ (g) .