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Chemistry of Hydrocarbons /
2026 /
Quiz 13

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MDCAT Practice Test - Practice Test - Chemistry - Chemistry of Hydrocarbons - 2026 Quiz

Attempt 10 MCQs on MDCAT Practice Test - Practice Test - Chemistry - Chemistry of Hydrocarbons (Year 2026) | Quiz 13

121. Name: (CH3)2CHC≡CH.

3-methyl-1-butyne
2-methyl-1-butyne
3-methyl-2-butyne
2-methyl-2-butyne

122. What is the name of pent-2-yne?

2-pentyne
1-pentyne
Pent-2-yne
Both A and C

123. What is the name of pent-1-yne?

1-pentyne
2-pentyne
1-pentene
Pentane

124. Name: CH3CH2CH2C≡CCH3.

2-hexyne
3-hexyne
1-hexyne
2-hexene

125. What is the name of tert-butylacetylene?

3,3-dimethyl-1-butyne
2,2-dimethyl-1-butyne
3,3-dimethyl-2-butyne
2,2-dimethyl-2-butyne

126. What reaction of a dihalide gives an alkyne?

Dehydrohalogenation
Hydrohalogenation
Dehydration
Hydration

127. What is the laboratory method for ethyne preparation?

CaC2 + H2O
CH4 + O2
C2H4 + H2
CH3CH2OH dehydration

128. What product is formed from BrCH2CH2Br + 2KOH?

Ethyne
Ethene
Ethane
Bromoethane

129. What reaction extends the carbon chain of a terminal alkyne?

Alkylation
Elimination
Addition
Substitution

130. How is calcium carbide manufactured?

CaO + 3C
CaCO3 + C
Ca(OH)2 + C
Ca + C

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