Alkanes
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CHXI13:HYDROCARBONS

317861 Which of the following will give three monobromo derivatives?
(A) \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}\)
(B) \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2}-\mathrm{CH}\left(\mathrm{CH}_{3}\right) \mathrm{CH}_{3}\)
(C) \(\mathrm{CH}_{3}-\mathrm{CH}_{2}-\mathrm{C}\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CH}_{3}\)
(D) \(\mathrm{CH}_{3} \mathrm{CH}\left(\mathrm{CH}_{3}\right) \mathrm{CH}\left(\mathrm{CH}_{3}\right) \mathrm{CH}_{3}\)

1 A, B
2 B, C
3 A, C
4 B, D
CHXI13:HYDROCARBONS

317862 Which alkane will give only one monochlorinated product?

1 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{3}\)
2 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}\)
3 \(\left(\mathrm{CH}_{3}\right)_{4} \mathrm{C}\)
4 \(\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{3} \mathrm{CH}_{3}\)
CHXI13:HYDROCARBONS

317863 Which of the following statements are correct?
(I) The rate of reactivity of alkanes with halogens is \(\mathrm{F}_{2}>\mathrm{Cl}_{2}>\mathrm{Br}_{2}>\mathrm{I}_{2}\).
(II) Rate of replacement of hydrogens of alkanes is \(3^{\circ}>2^{\circ}>1^{\circ}\)
(III)Fluorination of alkanes is a very slow process.
(IV) Iodination of alkanes is too violent to be controlled.

1 (I), (II) and (III)
2 (I) and (II)
3 (II) and (III)
4 (I) and (IV)
CHXI13:HYDROCARBONS

317864 Assertion :
Dipole moment of \(\mathrm{CH}_{3} \mathrm{Cl}\) is more than \(\mathrm{CH}_{3} \mathrm{~F}\).
Reason :
\(\mathrm{F}\) is more electronegative than \(\mathrm{Cl}\).

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.
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CHXI13:HYDROCARBONS

317861 Which of the following will give three monobromo derivatives?
(A) \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}\)
(B) \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2}-\mathrm{CH}\left(\mathrm{CH}_{3}\right) \mathrm{CH}_{3}\)
(C) \(\mathrm{CH}_{3}-\mathrm{CH}_{2}-\mathrm{C}\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CH}_{3}\)
(D) \(\mathrm{CH}_{3} \mathrm{CH}\left(\mathrm{CH}_{3}\right) \mathrm{CH}\left(\mathrm{CH}_{3}\right) \mathrm{CH}_{3}\)

1 A, B
2 B, C
3 A, C
4 B, D
CHXI13:HYDROCARBONS

317862 Which alkane will give only one monochlorinated product?

1 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{3}\)
2 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}\)
3 \(\left(\mathrm{CH}_{3}\right)_{4} \mathrm{C}\)
4 \(\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{3} \mathrm{CH}_{3}\)
CHXI13:HYDROCARBONS

317863 Which of the following statements are correct?
(I) The rate of reactivity of alkanes with halogens is \(\mathrm{F}_{2}>\mathrm{Cl}_{2}>\mathrm{Br}_{2}>\mathrm{I}_{2}\).
(II) Rate of replacement of hydrogens of alkanes is \(3^{\circ}>2^{\circ}>1^{\circ}\)
(III)Fluorination of alkanes is a very slow process.
(IV) Iodination of alkanes is too violent to be controlled.

1 (I), (II) and (III)
2 (I) and (II)
3 (II) and (III)
4 (I) and (IV)
CHXI13:HYDROCARBONS

317864 Assertion :
Dipole moment of \(\mathrm{CH}_{3} \mathrm{Cl}\) is more than \(\mathrm{CH}_{3} \mathrm{~F}\).
Reason :
\(\mathrm{F}\) is more electronegative than \(\mathrm{Cl}\).

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.
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CHXI13:HYDROCARBONS

317861 Which of the following will give three monobromo derivatives?
(A) \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}\)
(B) \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2}-\mathrm{CH}\left(\mathrm{CH}_{3}\right) \mathrm{CH}_{3}\)
(C) \(\mathrm{CH}_{3}-\mathrm{CH}_{2}-\mathrm{C}\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CH}_{3}\)
(D) \(\mathrm{CH}_{3} \mathrm{CH}\left(\mathrm{CH}_{3}\right) \mathrm{CH}\left(\mathrm{CH}_{3}\right) \mathrm{CH}_{3}\)

1 A, B
2 B, C
3 A, C
4 B, D
CHXI13:HYDROCARBONS

317862 Which alkane will give only one monochlorinated product?

1 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{3}\)
2 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}\)
3 \(\left(\mathrm{CH}_{3}\right)_{4} \mathrm{C}\)
4 \(\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{3} \mathrm{CH}_{3}\)
CHXI13:HYDROCARBONS

317863 Which of the following statements are correct?
(I) The rate of reactivity of alkanes with halogens is \(\mathrm{F}_{2}>\mathrm{Cl}_{2}>\mathrm{Br}_{2}>\mathrm{I}_{2}\).
(II) Rate of replacement of hydrogens of alkanes is \(3^{\circ}>2^{\circ}>1^{\circ}\)
(III)Fluorination of alkanes is a very slow process.
(IV) Iodination of alkanes is too violent to be controlled.

1 (I), (II) and (III)
2 (I) and (II)
3 (II) and (III)
4 (I) and (IV)
CHXI13:HYDROCARBONS

317864 Assertion :
Dipole moment of \(\mathrm{CH}_{3} \mathrm{Cl}\) is more than \(\mathrm{CH}_{3} \mathrm{~F}\).
Reason :
\(\mathrm{F}\) is more electronegative than \(\mathrm{Cl}\).

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.
NEET DIGITAL LIBRARY
CHXI13:HYDROCARBONS

317861 Which of the following will give three monobromo derivatives?
(A) \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}\)
(B) \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2}-\mathrm{CH}\left(\mathrm{CH}_{3}\right) \mathrm{CH}_{3}\)
(C) \(\mathrm{CH}_{3}-\mathrm{CH}_{2}-\mathrm{C}\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CH}_{3}\)
(D) \(\mathrm{CH}_{3} \mathrm{CH}\left(\mathrm{CH}_{3}\right) \mathrm{CH}\left(\mathrm{CH}_{3}\right) \mathrm{CH}_{3}\)

1 A, B
2 B, C
3 A, C
4 B, D
CHXI13:HYDROCARBONS

317862 Which alkane will give only one monochlorinated product?

1 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{3}\)
2 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}\)
3 \(\left(\mathrm{CH}_{3}\right)_{4} \mathrm{C}\)
4 \(\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{3} \mathrm{CH}_{3}\)
CHXI13:HYDROCARBONS

317863 Which of the following statements are correct?
(I) The rate of reactivity of alkanes with halogens is \(\mathrm{F}_{2}>\mathrm{Cl}_{2}>\mathrm{Br}_{2}>\mathrm{I}_{2}\).
(II) Rate of replacement of hydrogens of alkanes is \(3^{\circ}>2^{\circ}>1^{\circ}\)
(III)Fluorination of alkanes is a very slow process.
(IV) Iodination of alkanes is too violent to be controlled.

1 (I), (II) and (III)
2 (I) and (II)
3 (II) and (III)
4 (I) and (IV)
CHXI13:HYDROCARBONS

317864 Assertion :
Dipole moment of \(\mathrm{CH}_{3} \mathrm{Cl}\) is more than \(\mathrm{CH}_{3} \mathrm{~F}\).
Reason :
\(\mathrm{F}\) is more electronegative than \(\mathrm{Cl}\).

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.
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