Which of the following amines on heating with chloroform generate foul smelling product?

The rate law for the reaction $$\mathrm{A}+\mathrm{B} \rightarrow$$ product is rate $$=\mathrm{k}[\mathrm{A}][\mathrm{B}]$$. When will the rate of reaction increase by factor two?

What is IUPAC name of following compound?

Identify substrate 'A' in the following reaction.

2nA $$\mathrm{\buildrel {Dimethyl\,cadmium} \over \longrightarrow}$$ 2n Propanone + n Cadmium chloride