Rajesh Singh, Indu Gupta and, Sikha Sharma Solutions for Chapter: Carbon and its Compounds, Exercise 1: Multiple Choice Questions (MCQs)

The correct electron dot structure of a water molecule is

Which of the following is not a straight chain hydrocarbon?

Which among the following are unsaturated hydrocarbons?

(i) ${\mathrm{H}}_3\mathrm{C}—{\mathrm{CH}}_2—{\mathrm{CH}}_2—{\mathrm{CH}}_3$

(ii) ${\mathrm{H}}_3\mathrm{C}—\mathrm{C}\equiv \mathrm{C}—{\mathrm{CH}}_3$

(iii) ${\mathrm{H}}_3\mathrm{C}—\underset{\stackrel{|}{{\mathrm{CH}}_3}}{\mathrm{CH}}—{\mathrm{CH}}_3$

(iv) ${\mathrm{H}}_3\mathrm{C}—\underset{\stackrel{|}{{\mathrm{CH}}_3}}{\mathrm{C}}={\mathrm{CH}}_2$ 

Which of the following does not belong to the same homologous series?

The name of the compound ${\mathrm{CH}}_3—{\mathrm{CH}}_2—\mathrm{CHO}$ is

The heteroatoms present in

${\mathrm{CH}}_3—{\mathrm{CH}}_2—\mathrm{O}—{\mathrm{CH}}_2—{\mathrm{CH}}_2\mathrm{Cl}$ are

(i) oxygen                 

(ii) carbon

(iii) hydrogen           

(iv) chlorine

Which of the following represents saponification reaction?

The first member of alkyne homologous series is