Preparation, Structure and Stability of Reaction Intermediates
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CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317444 Removal of a hydride ion from a methane molecule will give a

1 Methyl radical
2 Carbonium ion
3 Carbanion
4 Methyl group
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317445 Consider the following carbocations :
I. \(\mathrm{C}_{6} \mathrm{H}_{5} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\)
II. \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CH}_{2} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\)
III. \(\mathrm{C}_{6} \mathrm{H}_{5} \stackrel{+}{\mathrm{C}} \mathrm{HCH}_{3}\)
IV. \(\mathrm{C}_{6} \mathrm{H}_{5} \stackrel{+}{\mathrm{C}}\left(\mathrm{CH}_{3}\right)_{2}\)
The correct sequence for the stability of these carbocations is

1 II \( < \) I \( < \) III \( < \) IV
2 II \( < \) III \( < \) I \( < \) IV
3 III \( < \) I \( < \) II \( < \) IV
4 IV \( < \) III \( < \) I \( < \) II
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317446 The order of stability of the following carbocations
supporting img
is :

1 III \(>\) II \(>\) I
2 II \(>\) III \(>\) I
3 I \(>\) II \(>\) III
4 III \(>\) I \(>\) II
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317447 Consider the following statements:
(I) \(\mathrm{CH}_{3} \mathrm{O} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\) is more stable than \(\mathrm{CH}_{3} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\).
(II) \(\mathrm{Me}_{2} \stackrel{+}{\mathrm{C}} \mathrm{H}\) is more stable than \(\mathrm{CH}_{3} \mathrm{CH}_{2} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\).
(III) \(\mathrm{CH}_{2}=\mathrm{CH}-\stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\) is more stable than\(\mathrm{CH}_{3} \mathrm{CH}_{2} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2} .\)
(IV) \(\mathrm{CH}_{2}=\stackrel{+}{\mathrm{C}} \mathrm{H}\) is more stable than \(\mathrm{CH}_{3} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\). of these statements:

1 I and II are correct
2 III and IV are correct
3 I, II, and III are correct
4 II, III, and IV are correct
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317448 The structure of triphenylmethyl cation is given below. This is very stable and some of its salts can be stored for months. The cause of high stability of this cation is due to
supporting img

1 Inductive Effect
2 Hyperconjugation
3 Resonance
4 Electromeric Effect
NEET DIGITAL LIBRARY
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317444 Removal of a hydride ion from a methane molecule will give a

1 Methyl radical
2 Carbonium ion
3 Carbanion
4 Methyl group
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317445 Consider the following carbocations :
I. \(\mathrm{C}_{6} \mathrm{H}_{5} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\)
II. \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CH}_{2} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\)
III. \(\mathrm{C}_{6} \mathrm{H}_{5} \stackrel{+}{\mathrm{C}} \mathrm{HCH}_{3}\)
IV. \(\mathrm{C}_{6} \mathrm{H}_{5} \stackrel{+}{\mathrm{C}}\left(\mathrm{CH}_{3}\right)_{2}\)
The correct sequence for the stability of these carbocations is

1 II \( < \) I \( < \) III \( < \) IV
2 II \( < \) III \( < \) I \( < \) IV
3 III \( < \) I \( < \) II \( < \) IV
4 IV \( < \) III \( < \) I \( < \) II
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317446 The order of stability of the following carbocations
supporting img
is :

1 III \(>\) II \(>\) I
2 II \(>\) III \(>\) I
3 I \(>\) II \(>\) III
4 III \(>\) I \(>\) II
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317447 Consider the following statements:
(I) \(\mathrm{CH}_{3} \mathrm{O} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\) is more stable than \(\mathrm{CH}_{3} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\).
(II) \(\mathrm{Me}_{2} \stackrel{+}{\mathrm{C}} \mathrm{H}\) is more stable than \(\mathrm{CH}_{3} \mathrm{CH}_{2} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\).
(III) \(\mathrm{CH}_{2}=\mathrm{CH}-\stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\) is more stable than\(\mathrm{CH}_{3} \mathrm{CH}_{2} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2} .\)
(IV) \(\mathrm{CH}_{2}=\stackrel{+}{\mathrm{C}} \mathrm{H}\) is more stable than \(\mathrm{CH}_{3} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\). of these statements:

1 I and II are correct
2 III and IV are correct
3 I, II, and III are correct
4 II, III, and IV are correct
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317448 The structure of triphenylmethyl cation is given below. This is very stable and some of its salts can be stored for months. The cause of high stability of this cation is due to
supporting img

1 Inductive Effect
2 Hyperconjugation
3 Resonance
4 Electromeric Effect
Join With Us for More Updates
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317444 Removal of a hydride ion from a methane molecule will give a

1 Methyl radical
2 Carbonium ion
3 Carbanion
4 Methyl group
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317445 Consider the following carbocations :
I. \(\mathrm{C}_{6} \mathrm{H}_{5} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\)
II. \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CH}_{2} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\)
III. \(\mathrm{C}_{6} \mathrm{H}_{5} \stackrel{+}{\mathrm{C}} \mathrm{HCH}_{3}\)
IV. \(\mathrm{C}_{6} \mathrm{H}_{5} \stackrel{+}{\mathrm{C}}\left(\mathrm{CH}_{3}\right)_{2}\)
The correct sequence for the stability of these carbocations is

1 II \( < \) I \( < \) III \( < \) IV
2 II \( < \) III \( < \) I \( < \) IV
3 III \( < \) I \( < \) II \( < \) IV
4 IV \( < \) III \( < \) I \( < \) II
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317446 The order of stability of the following carbocations
supporting img
is :

1 III \(>\) II \(>\) I
2 II \(>\) III \(>\) I
3 I \(>\) II \(>\) III
4 III \(>\) I \(>\) II
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317447 Consider the following statements:
(I) \(\mathrm{CH}_{3} \mathrm{O} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\) is more stable than \(\mathrm{CH}_{3} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\).
(II) \(\mathrm{Me}_{2} \stackrel{+}{\mathrm{C}} \mathrm{H}\) is more stable than \(\mathrm{CH}_{3} \mathrm{CH}_{2} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\).
(III) \(\mathrm{CH}_{2}=\mathrm{CH}-\stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\) is more stable than\(\mathrm{CH}_{3} \mathrm{CH}_{2} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2} .\)
(IV) \(\mathrm{CH}_{2}=\stackrel{+}{\mathrm{C}} \mathrm{H}\) is more stable than \(\mathrm{CH}_{3} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\). of these statements:

1 I and II are correct
2 III and IV are correct
3 I, II, and III are correct
4 II, III, and IV are correct
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317448 The structure of triphenylmethyl cation is given below. This is very stable and some of its salts can be stored for months. The cause of high stability of this cation is due to
supporting img

1 Inductive Effect
2 Hyperconjugation
3 Resonance
4 Electromeric Effect
For More Updates join with Us
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CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317444 Removal of a hydride ion from a methane molecule will give a

1 Methyl radical
2 Carbonium ion
3 Carbanion
4 Methyl group
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317445 Consider the following carbocations :
I. \(\mathrm{C}_{6} \mathrm{H}_{5} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\)
II. \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CH}_{2} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\)
III. \(\mathrm{C}_{6} \mathrm{H}_{5} \stackrel{+}{\mathrm{C}} \mathrm{HCH}_{3}\)
IV. \(\mathrm{C}_{6} \mathrm{H}_{5} \stackrel{+}{\mathrm{C}}\left(\mathrm{CH}_{3}\right)_{2}\)
The correct sequence for the stability of these carbocations is

1 II \( < \) I \( < \) III \( < \) IV
2 II \( < \) III \( < \) I \( < \) IV
3 III \( < \) I \( < \) II \( < \) IV
4 IV \( < \) III \( < \) I \( < \) II
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317446 The order of stability of the following carbocations
supporting img
is :

1 III \(>\) II \(>\) I
2 II \(>\) III \(>\) I
3 I \(>\) II \(>\) III
4 III \(>\) I \(>\) II
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317447 Consider the following statements:
(I) \(\mathrm{CH}_{3} \mathrm{O} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\) is more stable than \(\mathrm{CH}_{3} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\).
(II) \(\mathrm{Me}_{2} \stackrel{+}{\mathrm{C}} \mathrm{H}\) is more stable than \(\mathrm{CH}_{3} \mathrm{CH}_{2} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\).
(III) \(\mathrm{CH}_{2}=\mathrm{CH}-\stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\) is more stable than\(\mathrm{CH}_{3} \mathrm{CH}_{2} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2} .\)
(IV) \(\mathrm{CH}_{2}=\stackrel{+}{\mathrm{C}} \mathrm{H}\) is more stable than \(\mathrm{CH}_{3} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\). of these statements:

1 I and II are correct
2 III and IV are correct
3 I, II, and III are correct
4 II, III, and IV are correct
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317448 The structure of triphenylmethyl cation is given below. This is very stable and some of its salts can be stored for months. The cause of high stability of this cation is due to
supporting img

1 Inductive Effect
2 Hyperconjugation
3 Resonance
4 Electromeric Effect
NEET DIGITAL LIBRARY
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317444 Removal of a hydride ion from a methane molecule will give a

1 Methyl radical
2 Carbonium ion
3 Carbanion
4 Methyl group
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317445 Consider the following carbocations :
I. \(\mathrm{C}_{6} \mathrm{H}_{5} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\)
II. \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CH}_{2} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\)
III. \(\mathrm{C}_{6} \mathrm{H}_{5} \stackrel{+}{\mathrm{C}} \mathrm{HCH}_{3}\)
IV. \(\mathrm{C}_{6} \mathrm{H}_{5} \stackrel{+}{\mathrm{C}}\left(\mathrm{CH}_{3}\right)_{2}\)
The correct sequence for the stability of these carbocations is

1 II \( < \) I \( < \) III \( < \) IV
2 II \( < \) III \( < \) I \( < \) IV
3 III \( < \) I \( < \) II \( < \) IV
4 IV \( < \) III \( < \) I \( < \) II
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317446 The order of stability of the following carbocations
supporting img
is :

1 III \(>\) II \(>\) I
2 II \(>\) III \(>\) I
3 I \(>\) II \(>\) III
4 III \(>\) I \(>\) II
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317447 Consider the following statements:
(I) \(\mathrm{CH}_{3} \mathrm{O} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\) is more stable than \(\mathrm{CH}_{3} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\).
(II) \(\mathrm{Me}_{2} \stackrel{+}{\mathrm{C}} \mathrm{H}\) is more stable than \(\mathrm{CH}_{3} \mathrm{CH}_{2} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\).
(III) \(\mathrm{CH}_{2}=\mathrm{CH}-\stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\) is more stable than\(\mathrm{CH}_{3} \mathrm{CH}_{2} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2} .\)
(IV) \(\mathrm{CH}_{2}=\stackrel{+}{\mathrm{C}} \mathrm{H}\) is more stable than \(\mathrm{CH}_{3} \stackrel{+}{\mathrm{C}} \mathrm{H}_{2}\). of these statements:

1 I and II are correct
2 III and IV are correct
3 I, II, and III are correct
4 II, III, and IV are correct
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317448 The structure of triphenylmethyl cation is given below. This is very stable and some of its salts can be stored for months. The cause of high stability of this cation is due to
supporting img

1 Inductive Effect
2 Hyperconjugation
3 Resonance
4 Electromeric Effect