Miscellaneous Questions based on Hydrocarbons
CHXI13:HYDROCARBONS

318338 The common method used to prepare ethane & ethyne is \(\mathrm{X}\) while ethene & ethyne is Y. Now, \(\mathrm{X}\) & \(\mathrm{Y}\) respectively are

1 Decarboxylation; Wurtz reaction
2 Kolbe's electrolysis; Sabatier reaction
3 Kolbe's electrolysis; dehydrohalogenation
4 Kolbe's electrolysis; decarboxylation
CHXI13:HYDROCARBONS

318339 \(\mathrm{A}, \mathrm{B}\) and C in the following reactions would be
\(\mathrm{Mg}_{2} \mathrm{C}_{3}+\mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{A}\)
\(\mathrm{Al}_{4} \mathrm{C}_{3}+\mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{B}\)
\(\mathrm{CaC}_{2}+\mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{C}\)

1 \(\mathrm{A}=\mathrm{C}_{3} \mathrm{H}_{6}, \quad \mathrm{~B}=\mathrm{C}_{3} \mathrm{H}_{6}, \quad \mathrm{C}=\mathrm{CH}_{4}\)
2 \(\mathrm{A}=\mathrm{CH}_{4}, \quad \mathrm{~B}=\mathrm{C}_{3} \mathrm{H}_{4}, \quad \mathrm{C}=\mathrm{C}_{2} \mathrm{H}_{2}\)
3 \(\mathrm{A}=\mathrm{C}_{3} \mathrm{H}_{4}, \quad \mathrm{~B}=\mathrm{CH}_{4}, \quad \mathrm{C}=\mathrm{C}_{2} \mathrm{H}_{2}\)
4 \(\mathrm{A}=\mathrm{C}_{3} \mathrm{H}_{4}, \quad \mathrm{~B}=\mathrm{CH}_{4}, \quad \mathrm{C}=\mathrm{C}_{2} \mathrm{H}_{2}\)
CHXI13:HYDROCARBONS

318340 When a hydrocarbon ' \({\mathrm{\mathrm{A}}}\) ' undergoes complete combustion, it requires 11 equivalents of oxygen and produces 4 equivalents of water. What is the molecular formula of ' A '?

1 \({\mathrm{\mathrm{\mathrm{C}_{11} \mathrm{H}_{8}}}}\)
2 \({\mathrm{\mathrm{\mathrm{C}_{5} \mathrm{H}_{8}}}}\)
3 \({\mathrm{\mathrm{\mathrm{C}_{11} \mathrm{H}_{4}}}}\)
4 \({\mathrm{\mathrm{\mathrm{C}_{9} \mathrm{H}_{8}}}}\)
CHXI13:HYDROCARBONS

318341 Which one of the following has the minimum boiling point?

1 n-butane
2 1-butyne
3 1-butene
4 iso - butene
CHXI13:HYDROCARBONS

318342 When a hydrocarbon ' \({\mathrm{\mathrm{A}}}\) ' undergoes combustion in the presence of air, it requires 9.5 equivalents of oxygen and produces 3 equivalents of water. What is the molecular formula of A?

1 \({\mathrm{\mathrm{\mathrm{C}_{9} \mathrm{H}_{9}}}}\)
2 \({\mathrm{\mathrm{\mathrm{C}_{6} \mathrm{H}_{6}}}}\)
3 \({\mathrm{\mathrm{\mathrm{C}_{9} \mathrm{H}_{6}}}}\)
4 \({\mathrm{\mathrm{\mathrm{C}_{8} \mathrm{H}_{6}}}}\)
CHXI13:HYDROCARBONS

318338 The common method used to prepare ethane & ethyne is \(\mathrm{X}\) while ethene & ethyne is Y. Now, \(\mathrm{X}\) & \(\mathrm{Y}\) respectively are

1 Decarboxylation; Wurtz reaction
2 Kolbe's electrolysis; Sabatier reaction
3 Kolbe's electrolysis; dehydrohalogenation
4 Kolbe's electrolysis; decarboxylation
CHXI13:HYDROCARBONS

318339 \(\mathrm{A}, \mathrm{B}\) and C in the following reactions would be
\(\mathrm{Mg}_{2} \mathrm{C}_{3}+\mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{A}\)
\(\mathrm{Al}_{4} \mathrm{C}_{3}+\mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{B}\)
\(\mathrm{CaC}_{2}+\mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{C}\)

1 \(\mathrm{A}=\mathrm{C}_{3} \mathrm{H}_{6}, \quad \mathrm{~B}=\mathrm{C}_{3} \mathrm{H}_{6}, \quad \mathrm{C}=\mathrm{CH}_{4}\)
2 \(\mathrm{A}=\mathrm{CH}_{4}, \quad \mathrm{~B}=\mathrm{C}_{3} \mathrm{H}_{4}, \quad \mathrm{C}=\mathrm{C}_{2} \mathrm{H}_{2}\)
3 \(\mathrm{A}=\mathrm{C}_{3} \mathrm{H}_{4}, \quad \mathrm{~B}=\mathrm{CH}_{4}, \quad \mathrm{C}=\mathrm{C}_{2} \mathrm{H}_{2}\)
4 \(\mathrm{A}=\mathrm{C}_{3} \mathrm{H}_{4}, \quad \mathrm{~B}=\mathrm{CH}_{4}, \quad \mathrm{C}=\mathrm{C}_{2} \mathrm{H}_{2}\)
CHXI13:HYDROCARBONS

318340 When a hydrocarbon ' \({\mathrm{\mathrm{A}}}\) ' undergoes complete combustion, it requires 11 equivalents of oxygen and produces 4 equivalents of water. What is the molecular formula of ' A '?

1 \({\mathrm{\mathrm{\mathrm{C}_{11} \mathrm{H}_{8}}}}\)
2 \({\mathrm{\mathrm{\mathrm{C}_{5} \mathrm{H}_{8}}}}\)
3 \({\mathrm{\mathrm{\mathrm{C}_{11} \mathrm{H}_{4}}}}\)
4 \({\mathrm{\mathrm{\mathrm{C}_{9} \mathrm{H}_{8}}}}\)
CHXI13:HYDROCARBONS

318341 Which one of the following has the minimum boiling point?

1 n-butane
2 1-butyne
3 1-butene
4 iso - butene
CHXI13:HYDROCARBONS

318342 When a hydrocarbon ' \({\mathrm{\mathrm{A}}}\) ' undergoes combustion in the presence of air, it requires 9.5 equivalents of oxygen and produces 3 equivalents of water. What is the molecular formula of A?

1 \({\mathrm{\mathrm{\mathrm{C}_{9} \mathrm{H}_{9}}}}\)
2 \({\mathrm{\mathrm{\mathrm{C}_{6} \mathrm{H}_{6}}}}\)
3 \({\mathrm{\mathrm{\mathrm{C}_{9} \mathrm{H}_{6}}}}\)
4 \({\mathrm{\mathrm{\mathrm{C}_{8} \mathrm{H}_{6}}}}\)
CHXI13:HYDROCARBONS

318338 The common method used to prepare ethane & ethyne is \(\mathrm{X}\) while ethene & ethyne is Y. Now, \(\mathrm{X}\) & \(\mathrm{Y}\) respectively are

1 Decarboxylation; Wurtz reaction
2 Kolbe's electrolysis; Sabatier reaction
3 Kolbe's electrolysis; dehydrohalogenation
4 Kolbe's electrolysis; decarboxylation
CHXI13:HYDROCARBONS

318339 \(\mathrm{A}, \mathrm{B}\) and C in the following reactions would be
\(\mathrm{Mg}_{2} \mathrm{C}_{3}+\mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{A}\)
\(\mathrm{Al}_{4} \mathrm{C}_{3}+\mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{B}\)
\(\mathrm{CaC}_{2}+\mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{C}\)

1 \(\mathrm{A}=\mathrm{C}_{3} \mathrm{H}_{6}, \quad \mathrm{~B}=\mathrm{C}_{3} \mathrm{H}_{6}, \quad \mathrm{C}=\mathrm{CH}_{4}\)
2 \(\mathrm{A}=\mathrm{CH}_{4}, \quad \mathrm{~B}=\mathrm{C}_{3} \mathrm{H}_{4}, \quad \mathrm{C}=\mathrm{C}_{2} \mathrm{H}_{2}\)
3 \(\mathrm{A}=\mathrm{C}_{3} \mathrm{H}_{4}, \quad \mathrm{~B}=\mathrm{CH}_{4}, \quad \mathrm{C}=\mathrm{C}_{2} \mathrm{H}_{2}\)
4 \(\mathrm{A}=\mathrm{C}_{3} \mathrm{H}_{4}, \quad \mathrm{~B}=\mathrm{CH}_{4}, \quad \mathrm{C}=\mathrm{C}_{2} \mathrm{H}_{2}\)
CHXI13:HYDROCARBONS

318340 When a hydrocarbon ' \({\mathrm{\mathrm{A}}}\) ' undergoes complete combustion, it requires 11 equivalents of oxygen and produces 4 equivalents of water. What is the molecular formula of ' A '?

1 \({\mathrm{\mathrm{\mathrm{C}_{11} \mathrm{H}_{8}}}}\)
2 \({\mathrm{\mathrm{\mathrm{C}_{5} \mathrm{H}_{8}}}}\)
3 \({\mathrm{\mathrm{\mathrm{C}_{11} \mathrm{H}_{4}}}}\)
4 \({\mathrm{\mathrm{\mathrm{C}_{9} \mathrm{H}_{8}}}}\)
CHXI13:HYDROCARBONS

318341 Which one of the following has the minimum boiling point?

1 n-butane
2 1-butyne
3 1-butene
4 iso - butene
CHXI13:HYDROCARBONS

318342 When a hydrocarbon ' \({\mathrm{\mathrm{A}}}\) ' undergoes combustion in the presence of air, it requires 9.5 equivalents of oxygen and produces 3 equivalents of water. What is the molecular formula of A?

1 \({\mathrm{\mathrm{\mathrm{C}_{9} \mathrm{H}_{9}}}}\)
2 \({\mathrm{\mathrm{\mathrm{C}_{6} \mathrm{H}_{6}}}}\)
3 \({\mathrm{\mathrm{\mathrm{C}_{9} \mathrm{H}_{6}}}}\)
4 \({\mathrm{\mathrm{\mathrm{C}_{8} \mathrm{H}_{6}}}}\)
CHXI13:HYDROCARBONS

318338 The common method used to prepare ethane & ethyne is \(\mathrm{X}\) while ethene & ethyne is Y. Now, \(\mathrm{X}\) & \(\mathrm{Y}\) respectively are

1 Decarboxylation; Wurtz reaction
2 Kolbe's electrolysis; Sabatier reaction
3 Kolbe's electrolysis; dehydrohalogenation
4 Kolbe's electrolysis; decarboxylation
CHXI13:HYDROCARBONS

318339 \(\mathrm{A}, \mathrm{B}\) and C in the following reactions would be
\(\mathrm{Mg}_{2} \mathrm{C}_{3}+\mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{A}\)
\(\mathrm{Al}_{4} \mathrm{C}_{3}+\mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{B}\)
\(\mathrm{CaC}_{2}+\mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{C}\)

1 \(\mathrm{A}=\mathrm{C}_{3} \mathrm{H}_{6}, \quad \mathrm{~B}=\mathrm{C}_{3} \mathrm{H}_{6}, \quad \mathrm{C}=\mathrm{CH}_{4}\)
2 \(\mathrm{A}=\mathrm{CH}_{4}, \quad \mathrm{~B}=\mathrm{C}_{3} \mathrm{H}_{4}, \quad \mathrm{C}=\mathrm{C}_{2} \mathrm{H}_{2}\)
3 \(\mathrm{A}=\mathrm{C}_{3} \mathrm{H}_{4}, \quad \mathrm{~B}=\mathrm{CH}_{4}, \quad \mathrm{C}=\mathrm{C}_{2} \mathrm{H}_{2}\)
4 \(\mathrm{A}=\mathrm{C}_{3} \mathrm{H}_{4}, \quad \mathrm{~B}=\mathrm{CH}_{4}, \quad \mathrm{C}=\mathrm{C}_{2} \mathrm{H}_{2}\)
CHXI13:HYDROCARBONS

318340 When a hydrocarbon ' \({\mathrm{\mathrm{A}}}\) ' undergoes complete combustion, it requires 11 equivalents of oxygen and produces 4 equivalents of water. What is the molecular formula of ' A '?

1 \({\mathrm{\mathrm{\mathrm{C}_{11} \mathrm{H}_{8}}}}\)
2 \({\mathrm{\mathrm{\mathrm{C}_{5} \mathrm{H}_{8}}}}\)
3 \({\mathrm{\mathrm{\mathrm{C}_{11} \mathrm{H}_{4}}}}\)
4 \({\mathrm{\mathrm{\mathrm{C}_{9} \mathrm{H}_{8}}}}\)
CHXI13:HYDROCARBONS

318341 Which one of the following has the minimum boiling point?

1 n-butane
2 1-butyne
3 1-butene
4 iso - butene
CHXI13:HYDROCARBONS

318342 When a hydrocarbon ' \({\mathrm{\mathrm{A}}}\) ' undergoes combustion in the presence of air, it requires 9.5 equivalents of oxygen and produces 3 equivalents of water. What is the molecular formula of A?

1 \({\mathrm{\mathrm{\mathrm{C}_{9} \mathrm{H}_{9}}}}\)
2 \({\mathrm{\mathrm{\mathrm{C}_{6} \mathrm{H}_{6}}}}\)
3 \({\mathrm{\mathrm{\mathrm{C}_{9} \mathrm{H}_{6}}}}\)
4 \({\mathrm{\mathrm{\mathrm{C}_{8} \mathrm{H}_{6}}}}\)
CHXI13:HYDROCARBONS

318338 The common method used to prepare ethane & ethyne is \(\mathrm{X}\) while ethene & ethyne is Y. Now, \(\mathrm{X}\) & \(\mathrm{Y}\) respectively are

1 Decarboxylation; Wurtz reaction
2 Kolbe's electrolysis; Sabatier reaction
3 Kolbe's electrolysis; dehydrohalogenation
4 Kolbe's electrolysis; decarboxylation
CHXI13:HYDROCARBONS

318339 \(\mathrm{A}, \mathrm{B}\) and C in the following reactions would be
\(\mathrm{Mg}_{2} \mathrm{C}_{3}+\mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{A}\)
\(\mathrm{Al}_{4} \mathrm{C}_{3}+\mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{B}\)
\(\mathrm{CaC}_{2}+\mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{C}\)

1 \(\mathrm{A}=\mathrm{C}_{3} \mathrm{H}_{6}, \quad \mathrm{~B}=\mathrm{C}_{3} \mathrm{H}_{6}, \quad \mathrm{C}=\mathrm{CH}_{4}\)
2 \(\mathrm{A}=\mathrm{CH}_{4}, \quad \mathrm{~B}=\mathrm{C}_{3} \mathrm{H}_{4}, \quad \mathrm{C}=\mathrm{C}_{2} \mathrm{H}_{2}\)
3 \(\mathrm{A}=\mathrm{C}_{3} \mathrm{H}_{4}, \quad \mathrm{~B}=\mathrm{CH}_{4}, \quad \mathrm{C}=\mathrm{C}_{2} \mathrm{H}_{2}\)
4 \(\mathrm{A}=\mathrm{C}_{3} \mathrm{H}_{4}, \quad \mathrm{~B}=\mathrm{CH}_{4}, \quad \mathrm{C}=\mathrm{C}_{2} \mathrm{H}_{2}\)
CHXI13:HYDROCARBONS

318340 When a hydrocarbon ' \({\mathrm{\mathrm{A}}}\) ' undergoes complete combustion, it requires 11 equivalents of oxygen and produces 4 equivalents of water. What is the molecular formula of ' A '?

1 \({\mathrm{\mathrm{\mathrm{C}_{11} \mathrm{H}_{8}}}}\)
2 \({\mathrm{\mathrm{\mathrm{C}_{5} \mathrm{H}_{8}}}}\)
3 \({\mathrm{\mathrm{\mathrm{C}_{11} \mathrm{H}_{4}}}}\)
4 \({\mathrm{\mathrm{\mathrm{C}_{9} \mathrm{H}_{8}}}}\)
CHXI13:HYDROCARBONS

318341 Which one of the following has the minimum boiling point?

1 n-butane
2 1-butyne
3 1-butene
4 iso - butene
CHXI13:HYDROCARBONS

318342 When a hydrocarbon ' \({\mathrm{\mathrm{A}}}\) ' undergoes combustion in the presence of air, it requires 9.5 equivalents of oxygen and produces 3 equivalents of water. What is the molecular formula of A?

1 \({\mathrm{\mathrm{\mathrm{C}_{9} \mathrm{H}_{9}}}}\)
2 \({\mathrm{\mathrm{\mathrm{C}_{6} \mathrm{H}_{6}}}}\)
3 \({\mathrm{\mathrm{\mathrm{C}_{9} \mathrm{H}_{6}}}}\)
4 \({\mathrm{\mathrm{\mathrm{C}_{8} \mathrm{H}_{6}}}}\)