Organic Compounds - Jamb Chemistry Past Questions and Answers

Question 181:

• JAMB 2001

A characteristic reaction of the compounds with the general formula C_nH_2n is

A. Esterification
B. Polymerization
C. Decarboxylation
D. Substitution

Question 182:

• JAMB 2001

The pair of organic compounds that are isomers is

A. Benzene and methylbenzene
B. Trichloromethane and tetrachloromethane
C. Ethanol and propane
D. But-1-ene and but-2-ene

Question 183:

• JAMB 2001

Which of the following represent hybridization in ethyne?

A. Sp²
B. Sp²d
C. Sp³
D. Sp

Question 184:

• JAMB 2001

Which of the following gases contains the least number of atoms at s.t.p?

A. 1 mole of butane
B. 3 mole of ozone
C. 4 mole of chlorine
D. 7 mole of argon

Question 185:

• JAMB 2002

The formula CH₂ for ethanoic acid is regarded as its

A. Molecular formula
B. General formula
C. Empirical formula
D. Structural formula