1. Alkanes containing a methyl group on main chain at 2nd carbon are called
A. Iso-alkane
B. Normal-alkane
C. Neo-alkane
D. Branched-alkane
✅ The correct answer is option A.
Aliphatic Hydrocarbons MCQs
2. When one hydrogen atom of an alkane is removed then it is called
A. Alkene
B. Alkyl
C. Aldehyde
D. Saturated hydrocarbon
✅ The correct answer is option B.
3. Alkanes are also known as
A. Saturated hydrocarbon
B. Unsaturated hydrocarbon
C. Paraffins
D. Both A & C
✅ The correct answer is option C.
4. Sabatier Senderns reaction involve _________ in presence of Ni
A. Aalkene & H2
B. Alkene & O2
C. Alkene & N2
D. Alkyne & Cl2
✅ The correct answer is option A.
5. Hydrogenolysis results in the formation of
A. Alkane
B. Alkene
C. Alkyne
D. Aldehydes
✅ The correct answer is option A.
6. Clemmensens reduction infolves the reduction of
A. Ketone
B. Aldehyde
C. Alkane
D. All of the above
✅ The correct answer is option A.
7. Removal of CO2 is called
A. Carboxylation
B. Decarboxylation
C. Esterification
D. Hydroxylation
✅ The correct answer is option B.
8. Soda lime is a mixture of
A. CaO and KOH
B. CaO and NaOH
C. NaOH and Na2O
D. Na2O and KOH
✅ The correct answer is option B.
9. Molozonide is unstable and changes into ozonide on
A. Reduction
B. Oxidation
C. Hydrolysis
D. Rearrangement
✅ The correct answer is option D.
10. Dehalogenation of ethyl tetrahalide will give
A. Ethene
B. Ethyne
C. Ethyl halide
D. All of the above are possible
✅ The correct answer is option B.