NEET 2018 Question Paper Mock Test

The compound ${\text{C}}_7{\text{H}}_8$ undergoes the following reactions:${\text{C}}_7{\text{H}}_8\stackrel{3{\text{Cl}}_2/\Delta }{\to }A\stackrel{{\text{Br}}_2/\text{Fe}}{\to }B\stackrel{\text{Zn/HCl}}{\to }C$ The product '$C$ ' is:

Hydrocarbon ($A$) reacts with bromine by substitution to form an alkyl bromide which by Wurtz reaction is converted to gaseous hydrocarbon containing less than four carbon atoms. ($A$) is:

Which of the following molecules represents the order of hybridisation $s{p}^2,s{p}^2,sp,sp$ from left to right atoms?

Which of the following carbocations is expected to be most stable?

Which of the following is correct with respect to $-I$ effect of the substituents? ($R=\text{alkyl}$)