Which of the following,on heating with aqueous $KOH$,produces acetaldehyde?

Which chlorine atom is more electronegative in the following compounds?

The decreasing order of reactivity of the following organic molecules towards $AgNO_3$ solution is:

Assertion $A:$ Hydrolysis of an alkyl chloride is a slow reaction but in the presence of $NaI$,the rate of the hydrolysis increases.
Reason $R:$ $I^{-}$ is a good nucleophile as well as a good leaving group.
In the light of the above statements,choose the correct answer from the options given below.

Identify the major product $(P)$ for the following reaction sequence:
$1,2-\text{dibromo}-3-\text{ethyl}-4-\text{methylcyclopentane} \xrightarrow[(ii) HBr]{(i) Zn, \Delta} (P)$

The correct statement regarding nucleophilic substitution reaction in a chiral alkyl halide is: