Alkynes
CHXI13:HYDROCARBONS

318178 Name of following reaction is
supporting img

1 Claisen Condensation
2 Diel's Alder reaction
3 Dieckmann cyclisation
4 Michael addition reaction
CHXI13:HYDROCARBONS

318179 Number of possible alkynes with formula \(\mathrm{C}_{5} \mathrm{H}_{8}\) is

1 3
2 5
3 2
4 4
CHXI13:HYDROCARBONS

318180 When \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{Br}\) reacts with sodium acetylide,
the main product is

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

318181 How many reagents from the list below give effervescence when reacted with 1-pentyne?
\(\mathrm{NaOH}\) (I), \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{ONa}\) (II), \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{MgBr}\) (III),
\(\mathrm{NaH}(\mathrm{IV}), \mathrm{NaNH}(\mathrm{V}), \mathrm{Na}(\mathrm{VI})\),
\(\mathrm{NaHCO}_{3}\) (VII), \(\left[\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CH}\right]_{2} \mathrm{NLi}\) (VIII),
\(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{Li}(\mathrm{IX}), \mathrm{C}_{6} \mathrm{H}_{5} \mathrm{Li}(\mathrm{X})\)

1 4
2 5
3 7
4 8
CHXI13:HYDROCARBONS

318178 Name of following reaction is
supporting img

1 Claisen Condensation
2 Diel's Alder reaction
3 Dieckmann cyclisation
4 Michael addition reaction
CHXI13:HYDROCARBONS

318179 Number of possible alkynes with formula \(\mathrm{C}_{5} \mathrm{H}_{8}\) is

1 3
2 5
3 2
4 4
CHXI13:HYDROCARBONS

318180 When \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{Br}\) reacts with sodium acetylide,
the main product is

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

318181 How many reagents from the list below give effervescence when reacted with 1-pentyne?
\(\mathrm{NaOH}\) (I), \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{ONa}\) (II), \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{MgBr}\) (III),
\(\mathrm{NaH}(\mathrm{IV}), \mathrm{NaNH}(\mathrm{V}), \mathrm{Na}(\mathrm{VI})\),
\(\mathrm{NaHCO}_{3}\) (VII), \(\left[\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CH}\right]_{2} \mathrm{NLi}\) (VIII),
\(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{Li}(\mathrm{IX}), \mathrm{C}_{6} \mathrm{H}_{5} \mathrm{Li}(\mathrm{X})\)

1 4
2 5
3 7
4 8
CHXI13:HYDROCARBONS

318178 Name of following reaction is
supporting img

1 Claisen Condensation
2 Diel's Alder reaction
3 Dieckmann cyclisation
4 Michael addition reaction
CHXI13:HYDROCARBONS

318179 Number of possible alkynes with formula \(\mathrm{C}_{5} \mathrm{H}_{8}\) is

1 3
2 5
3 2
4 4
CHXI13:HYDROCARBONS

318180 When \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{Br}\) reacts with sodium acetylide,
the main product is

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

318181 How many reagents from the list below give effervescence when reacted with 1-pentyne?
\(\mathrm{NaOH}\) (I), \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{ONa}\) (II), \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{MgBr}\) (III),
\(\mathrm{NaH}(\mathrm{IV}), \mathrm{NaNH}(\mathrm{V}), \mathrm{Na}(\mathrm{VI})\),
\(\mathrm{NaHCO}_{3}\) (VII), \(\left[\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CH}\right]_{2} \mathrm{NLi}\) (VIII),
\(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{Li}(\mathrm{IX}), \mathrm{C}_{6} \mathrm{H}_{5} \mathrm{Li}(\mathrm{X})\)

1 4
2 5
3 7
4 8
CHXI13:HYDROCARBONS

318178 Name of following reaction is
supporting img

1 Claisen Condensation
2 Diel's Alder reaction
3 Dieckmann cyclisation
4 Michael addition reaction
CHXI13:HYDROCARBONS

318179 Number of possible alkynes with formula \(\mathrm{C}_{5} \mathrm{H}_{8}\) is

1 3
2 5
3 2
4 4
CHXI13:HYDROCARBONS

318180 When \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{Br}\) reacts with sodium acetylide,
the main product is

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

318181 How many reagents from the list below give effervescence when reacted with 1-pentyne?
\(\mathrm{NaOH}\) (I), \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{ONa}\) (II), \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{MgBr}\) (III),
\(\mathrm{NaH}(\mathrm{IV}), \mathrm{NaNH}(\mathrm{V}), \mathrm{Na}(\mathrm{VI})\),
\(\mathrm{NaHCO}_{3}\) (VII), \(\left[\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CH}\right]_{2} \mathrm{NLi}\) (VIII),
\(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{Li}(\mathrm{IX}), \mathrm{C}_{6} \mathrm{H}_{5} \mathrm{Li}(\mathrm{X})\)

1 4
2 5
3 7
4 8