When sodium propionate is heated with soda lime,the main product is

The tetraethyl lead mixed in petrol works as

The reaction of an alkyl bromide $(X)$ with $Na$ in dry ether gives $4, 5-$diethyl octane. Then $(X)$ is:

Different hydrogen atoms in the compound are represented by alphabets:
$CH_3(A)-CH=CH(B)-CH_2(C)-CH_2(D)-CH(E)(CH_3)_2(F)$
Arrange them in decreasing order of reactivity towards free radical substitution.

Sodium ethanoate on heating with soda lime gives '$X$'. Electrolysis of aqueous solution of sodium ethanoate gives '$Y$'. '$X$' and '$Y$' respectively are

Which of the following products is $NOT$ formed by the reaction between methane and chlorine in the presence of sunlight?