Alkynes
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CHXI13:HYDROCARBONS

318139 \({\text{C}}{{\text{H}}_3}{\text{C}}{{\text{H}}_2}{\text{Br}} + {\text{A}} \to \)
\(\,\,\,\,\,\,\,{\text{C}}{{\text{H}}_3}{\text{C}}{{\text{H}}_2} - {\text{C}} \equiv {\text{C}} - {\text{C}}{{\text{H}}_2} - {\text{C}}{{\text{H}}_3}\)
A will be

1 \(\mathrm{CH}_{3} \mathrm{COOAg}\)
2 \(\mathrm{CH} \equiv \mathrm{CNa}\)
3 \(\mathrm{NaC} \equiv \mathrm{CNa}\)
4 \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{ONa}\)
CHXI13:HYDROCARBONS

318140 Assertion :
Acetylene does not react with \(\mathrm{NaOH}\).
Reason :
Acetylene has \({\text{sp}}\) hybridisation.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXI13:HYDROCARBONS

318141 The number of acidic hydrogen atoms in 1-
Butyne and 2-Butyne respectively are

1 1,0
2 0,1
3 1,1
4 1,2
CHXI13:HYDROCARBONS

318142 Which of the following order is correct regarding acidic character of hydrocarbons given below?
I. \(\mathrm{CH} \equiv \mathrm{CH}>\mathrm{CH}_{2}=\mathrm{CH}_{2}>\mathrm{CH}_{3}-\mathrm{CH}_{3}\)
II. \(\mathrm{HC} \equiv \mathrm{CH}>\mathrm{CH}_{3} \mathrm{C} \equiv \mathrm{CH}>\mathrm{CH}_{3} \mathrm{C} \equiv \mathrm{CCH}_{3}\)

1 Only I
2 Only II
3 Both I and II
4 None of these
CHXI13:HYDROCARBONS

318143 The ascending acidity order of the following \({\mathrm{H}}\) atoms is
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1 (III) \({\mathrm{ < }}\) (IV) \({\mathrm{ < }}\) (II) \({\mathrm{ < }}\) (I)
2 (I) \({\mathrm{ < }}\) (II) \({\mathrm{ < }}\) (III) \({\mathrm{ < }}\) (IV)
3 (I) \({\mathrm{ < }}\) (II) \({\mathrm{ < }}\) (IV) \({\mathrm{ < }}\) (III)
4 (IV) \({\mathrm{ < }}\) (III) \({\mathrm{ < }}\) (II) \({\mathrm{ < }}\) (I)
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CHXI13:HYDROCARBONS

318139 \({\text{C}}{{\text{H}}_3}{\text{C}}{{\text{H}}_2}{\text{Br}} + {\text{A}} \to \)
\(\,\,\,\,\,\,\,{\text{C}}{{\text{H}}_3}{\text{C}}{{\text{H}}_2} - {\text{C}} \equiv {\text{C}} - {\text{C}}{{\text{H}}_2} - {\text{C}}{{\text{H}}_3}\)
A will be

1 \(\mathrm{CH}_{3} \mathrm{COOAg}\)
2 \(\mathrm{CH} \equiv \mathrm{CNa}\)
3 \(\mathrm{NaC} \equiv \mathrm{CNa}\)
4 \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{ONa}\)
CHXI13:HYDROCARBONS

318140 Assertion :
Acetylene does not react with \(\mathrm{NaOH}\).
Reason :
Acetylene has \({\text{sp}}\) hybridisation.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXI13:HYDROCARBONS

318141 The number of acidic hydrogen atoms in 1-
Butyne and 2-Butyne respectively are

1 1,0
2 0,1
3 1,1
4 1,2
CHXI13:HYDROCARBONS

318142 Which of the following order is correct regarding acidic character of hydrocarbons given below?
I. \(\mathrm{CH} \equiv \mathrm{CH}>\mathrm{CH}_{2}=\mathrm{CH}_{2}>\mathrm{CH}_{3}-\mathrm{CH}_{3}\)
II. \(\mathrm{HC} \equiv \mathrm{CH}>\mathrm{CH}_{3} \mathrm{C} \equiv \mathrm{CH}>\mathrm{CH}_{3} \mathrm{C} \equiv \mathrm{CCH}_{3}\)

1 Only I
2 Only II
3 Both I and II
4 None of these
CHXI13:HYDROCARBONS

318143 The ascending acidity order of the following \({\mathrm{H}}\) atoms is
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1 (III) \({\mathrm{ < }}\) (IV) \({\mathrm{ < }}\) (II) \({\mathrm{ < }}\) (I)
2 (I) \({\mathrm{ < }}\) (II) \({\mathrm{ < }}\) (III) \({\mathrm{ < }}\) (IV)
3 (I) \({\mathrm{ < }}\) (II) \({\mathrm{ < }}\) (IV) \({\mathrm{ < }}\) (III)
4 (IV) \({\mathrm{ < }}\) (III) \({\mathrm{ < }}\) (II) \({\mathrm{ < }}\) (I)
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CHXI13:HYDROCARBONS

318139 \({\text{C}}{{\text{H}}_3}{\text{C}}{{\text{H}}_2}{\text{Br}} + {\text{A}} \to \)
\(\,\,\,\,\,\,\,{\text{C}}{{\text{H}}_3}{\text{C}}{{\text{H}}_2} - {\text{C}} \equiv {\text{C}} - {\text{C}}{{\text{H}}_2} - {\text{C}}{{\text{H}}_3}\)
A will be

1 \(\mathrm{CH}_{3} \mathrm{COOAg}\)
2 \(\mathrm{CH} \equiv \mathrm{CNa}\)
3 \(\mathrm{NaC} \equiv \mathrm{CNa}\)
4 \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{ONa}\)
CHXI13:HYDROCARBONS

318140 Assertion :
Acetylene does not react with \(\mathrm{NaOH}\).
Reason :
Acetylene has \({\text{sp}}\) hybridisation.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXI13:HYDROCARBONS

318141 The number of acidic hydrogen atoms in 1-
Butyne and 2-Butyne respectively are

1 1,0
2 0,1
3 1,1
4 1,2
CHXI13:HYDROCARBONS

318142 Which of the following order is correct regarding acidic character of hydrocarbons given below?
I. \(\mathrm{CH} \equiv \mathrm{CH}>\mathrm{CH}_{2}=\mathrm{CH}_{2}>\mathrm{CH}_{3}-\mathrm{CH}_{3}\)
II. \(\mathrm{HC} \equiv \mathrm{CH}>\mathrm{CH}_{3} \mathrm{C} \equiv \mathrm{CH}>\mathrm{CH}_{3} \mathrm{C} \equiv \mathrm{CCH}_{3}\)

1 Only I
2 Only II
3 Both I and II
4 None of these
CHXI13:HYDROCARBONS

318143 The ascending acidity order of the following \({\mathrm{H}}\) atoms is
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1 (III) \({\mathrm{ < }}\) (IV) \({\mathrm{ < }}\) (II) \({\mathrm{ < }}\) (I)
2 (I) \({\mathrm{ < }}\) (II) \({\mathrm{ < }}\) (III) \({\mathrm{ < }}\) (IV)
3 (I) \({\mathrm{ < }}\) (II) \({\mathrm{ < }}\) (IV) \({\mathrm{ < }}\) (III)
4 (IV) \({\mathrm{ < }}\) (III) \({\mathrm{ < }}\) (II) \({\mathrm{ < }}\) (I)
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CHXI13:HYDROCARBONS

318139 \({\text{C}}{{\text{H}}_3}{\text{C}}{{\text{H}}_2}{\text{Br}} + {\text{A}} \to \)
\(\,\,\,\,\,\,\,{\text{C}}{{\text{H}}_3}{\text{C}}{{\text{H}}_2} - {\text{C}} \equiv {\text{C}} - {\text{C}}{{\text{H}}_2} - {\text{C}}{{\text{H}}_3}\)
A will be

1 \(\mathrm{CH}_{3} \mathrm{COOAg}\)
2 \(\mathrm{CH} \equiv \mathrm{CNa}\)
3 \(\mathrm{NaC} \equiv \mathrm{CNa}\)
4 \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{ONa}\)
CHXI13:HYDROCARBONS

318140 Assertion :
Acetylene does not react with \(\mathrm{NaOH}\).
Reason :
Acetylene has \({\text{sp}}\) hybridisation.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXI13:HYDROCARBONS

318141 The number of acidic hydrogen atoms in 1-
Butyne and 2-Butyne respectively are

1 1,0
2 0,1
3 1,1
4 1,2
CHXI13:HYDROCARBONS

318142 Which of the following order is correct regarding acidic character of hydrocarbons given below?
I. \(\mathrm{CH} \equiv \mathrm{CH}>\mathrm{CH}_{2}=\mathrm{CH}_{2}>\mathrm{CH}_{3}-\mathrm{CH}_{3}\)
II. \(\mathrm{HC} \equiv \mathrm{CH}>\mathrm{CH}_{3} \mathrm{C} \equiv \mathrm{CH}>\mathrm{CH}_{3} \mathrm{C} \equiv \mathrm{CCH}_{3}\)

1 Only I
2 Only II
3 Both I and II
4 None of these
CHXI13:HYDROCARBONS

318143 The ascending acidity order of the following \({\mathrm{H}}\) atoms is
supporting img

supporting img

supporting img

supporting img

1 (III) \({\mathrm{ < }}\) (IV) \({\mathrm{ < }}\) (II) \({\mathrm{ < }}\) (I)
2 (I) \({\mathrm{ < }}\) (II) \({\mathrm{ < }}\) (III) \({\mathrm{ < }}\) (IV)
3 (I) \({\mathrm{ < }}\) (II) \({\mathrm{ < }}\) (IV) \({\mathrm{ < }}\) (III)
4 (IV) \({\mathrm{ < }}\) (III) \({\mathrm{ < }}\) (II) \({\mathrm{ < }}\) (I)
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CHXI13:HYDROCARBONS

318139 \({\text{C}}{{\text{H}}_3}{\text{C}}{{\text{H}}_2}{\text{Br}} + {\text{A}} \to \)
\(\,\,\,\,\,\,\,{\text{C}}{{\text{H}}_3}{\text{C}}{{\text{H}}_2} - {\text{C}} \equiv {\text{C}} - {\text{C}}{{\text{H}}_2} - {\text{C}}{{\text{H}}_3}\)
A will be

1 \(\mathrm{CH}_{3} \mathrm{COOAg}\)
2 \(\mathrm{CH} \equiv \mathrm{CNa}\)
3 \(\mathrm{NaC} \equiv \mathrm{CNa}\)
4 \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{ONa}\)
CHXI13:HYDROCARBONS

318140 Assertion :
Acetylene does not react with \(\mathrm{NaOH}\).
Reason :
Acetylene has \({\text{sp}}\) hybridisation.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXI13:HYDROCARBONS

318141 The number of acidic hydrogen atoms in 1-
Butyne and 2-Butyne respectively are

1 1,0
2 0,1
3 1,1
4 1,2
CHXI13:HYDROCARBONS

318142 Which of the following order is correct regarding acidic character of hydrocarbons given below?
I. \(\mathrm{CH} \equiv \mathrm{CH}>\mathrm{CH}_{2}=\mathrm{CH}_{2}>\mathrm{CH}_{3}-\mathrm{CH}_{3}\)
II. \(\mathrm{HC} \equiv \mathrm{CH}>\mathrm{CH}_{3} \mathrm{C} \equiv \mathrm{CH}>\mathrm{CH}_{3} \mathrm{C} \equiv \mathrm{CCH}_{3}\)

1 Only I
2 Only II
3 Both I and II
4 None of these
CHXI13:HYDROCARBONS

318143 The ascending acidity order of the following \({\mathrm{H}}\) atoms is
supporting img

supporting img

supporting img

supporting img

1 (III) \({\mathrm{ < }}\) (IV) \({\mathrm{ < }}\) (II) \({\mathrm{ < }}\) (I)
2 (I) \({\mathrm{ < }}\) (II) \({\mathrm{ < }}\) (III) \({\mathrm{ < }}\) (IV)
3 (I) \({\mathrm{ < }}\) (II) \({\mathrm{ < }}\) (IV) \({\mathrm{ < }}\) (III)
4 (IV) \({\mathrm{ < }}\) (III) \({\mathrm{ < }}\) (II) \({\mathrm{ < }}\) (I)
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