01. Resonance
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GENERAL ORGANIC CHEMISTRY

231690 The increasing order of basicity for the following intermediates is (from weak to strong)
original image
(ii) \(\mathrm{H}_2 \mathrm{C}=\mathrm{CH}-\stackrel{\ominus}{\mathrm{C}} \mathrm{H}_2\)
(iii) \(\mathrm{HC} \equiv \stackrel{\ominus}{\mathrm{C}}\)
(iv) \(\stackrel{\ominus}{\mathrm{C}} \mathrm{H}_3\)
(v) \(\stackrel{\ominus}{\mathrm{C}} \mathrm{N}\)

1 (v) $<$ (iii) $<$ (ii) $<$ (iv) $<$ (i)
2 (iii) $<$ (i) $<$ (ii) $<$ (iv) $<$ (v)
3 (v) $<$ (i) $<$ (iv) $<$ (ii) $<$ (iii)
4 (iii) $<$ (iv) $<$ (ii) $<$ (i) $<$ (v)
JEE Main 2020
GENERAL ORGANIC CHEMISTRY

231692 The order of stability of the following carbocations
(I) $\mathrm{CH}_{2}=\stackrel{+}{\mathrm{C}} \mathrm{H}-\mathrm{CH}_{2}^{+}$;
(II) $\mathrm{CH}_{3}-\mathrm{CH}_{2}-\mathrm{CH}_{2}^{+}$;
(III) original image

1 III $>$ I $>$ II
2 III $>$ II $>$ I
3 II $>$ III $>$ I
4 I $>$ II $>$ III
JEE Main 2013
GENERAL ORGANIC CHEMISTRY

231694 original image
Among the given species the resonance stabilized carbocations are

1 (C) and (D) only
2 (A), (B) and (D) only
3 (A) and (B) only
4 (A), (B) and (C) only
JEE Main 2021
GENERAL ORGANIC CHEMISTRY

231698 The correct order of increasing stabilities for the following carbocations is
1.Allyl carbocation
2.Neopentyl carbocation
3.Benzyl carbocation
4.Isobutyl carbocation

1 (1) $<$ (4) $<$ (2) $<$ (3)
2 (4) $<$ (1) $<$ (2) $<$ (3)
3 (2) $<$ (4) $<$ (1) $<$ (3)
4 (2) $<$ (4) $<$ (3) $<$ (1)
J and K CET-(2016)
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GENERAL ORGANIC CHEMISTRY

231690 The increasing order of basicity for the following intermediates is (from weak to strong)
original image
(ii) \(\mathrm{H}_2 \mathrm{C}=\mathrm{CH}-\stackrel{\ominus}{\mathrm{C}} \mathrm{H}_2\)
(iii) \(\mathrm{HC} \equiv \stackrel{\ominus}{\mathrm{C}}\)
(iv) \(\stackrel{\ominus}{\mathrm{C}} \mathrm{H}_3\)
(v) \(\stackrel{\ominus}{\mathrm{C}} \mathrm{N}\)

1 (v) $<$ (iii) $<$ (ii) $<$ (iv) $<$ (i)
2 (iii) $<$ (i) $<$ (ii) $<$ (iv) $<$ (v)
3 (v) $<$ (i) $<$ (iv) $<$ (ii) $<$ (iii)
4 (iii) $<$ (iv) $<$ (ii) $<$ (i) $<$ (v)
JEE Main 2020
GENERAL ORGANIC CHEMISTRY

231692 The order of stability of the following carbocations
(I) $\mathrm{CH}_{2}=\stackrel{+}{\mathrm{C}} \mathrm{H}-\mathrm{CH}_{2}^{+}$;
(II) $\mathrm{CH}_{3}-\mathrm{CH}_{2}-\mathrm{CH}_{2}^{+}$;
(III) original image

1 III $>$ I $>$ II
2 III $>$ II $>$ I
3 II $>$ III $>$ I
4 I $>$ II $>$ III
JEE Main 2013
GENERAL ORGANIC CHEMISTRY

231694 original image
Among the given species the resonance stabilized carbocations are

1 (C) and (D) only
2 (A), (B) and (D) only
3 (A) and (B) only
4 (A), (B) and (C) only
JEE Main 2021
GENERAL ORGANIC CHEMISTRY

231698 The correct order of increasing stabilities for the following carbocations is
1.Allyl carbocation
2.Neopentyl carbocation
3.Benzyl carbocation
4.Isobutyl carbocation

1 (1) $<$ (4) $<$ (2) $<$ (3)
2 (4) $<$ (1) $<$ (2) $<$ (3)
3 (2) $<$ (4) $<$ (1) $<$ (3)
4 (2) $<$ (4) $<$ (3) $<$ (1)
J and K CET-(2016)
For More Updates join with Us
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GENERAL ORGANIC CHEMISTRY

231690 The increasing order of basicity for the following intermediates is (from weak to strong)
original image
(ii) \(\mathrm{H}_2 \mathrm{C}=\mathrm{CH}-\stackrel{\ominus}{\mathrm{C}} \mathrm{H}_2\)
(iii) \(\mathrm{HC} \equiv \stackrel{\ominus}{\mathrm{C}}\)
(iv) \(\stackrel{\ominus}{\mathrm{C}} \mathrm{H}_3\)
(v) \(\stackrel{\ominus}{\mathrm{C}} \mathrm{N}\)

1 (v) $<$ (iii) $<$ (ii) $<$ (iv) $<$ (i)
2 (iii) $<$ (i) $<$ (ii) $<$ (iv) $<$ (v)
3 (v) $<$ (i) $<$ (iv) $<$ (ii) $<$ (iii)
4 (iii) $<$ (iv) $<$ (ii) $<$ (i) $<$ (v)
JEE Main 2020
GENERAL ORGANIC CHEMISTRY

231692 The order of stability of the following carbocations
(I) $\mathrm{CH}_{2}=\stackrel{+}{\mathrm{C}} \mathrm{H}-\mathrm{CH}_{2}^{+}$;
(II) $\mathrm{CH}_{3}-\mathrm{CH}_{2}-\mathrm{CH}_{2}^{+}$;
(III) original image

1 III $>$ I $>$ II
2 III $>$ II $>$ I
3 II $>$ III $>$ I
4 I $>$ II $>$ III
JEE Main 2013
GENERAL ORGANIC CHEMISTRY

231694 original image
Among the given species the resonance stabilized carbocations are

1 (C) and (D) only
2 (A), (B) and (D) only
3 (A) and (B) only
4 (A), (B) and (C) only
JEE Main 2021
GENERAL ORGANIC CHEMISTRY

231698 The correct order of increasing stabilities for the following carbocations is
1.Allyl carbocation
2.Neopentyl carbocation
3.Benzyl carbocation
4.Isobutyl carbocation

1 (1) $<$ (4) $<$ (2) $<$ (3)
2 (4) $<$ (1) $<$ (2) $<$ (3)
3 (2) $<$ (4) $<$ (1) $<$ (3)
4 (2) $<$ (4) $<$ (3) $<$ (1)
J and K CET-(2016)
NEET DIGITAL LIBRARY
GENERAL ORGANIC CHEMISTRY

231690 The increasing order of basicity for the following intermediates is (from weak to strong)
original image
(ii) \(\mathrm{H}_2 \mathrm{C}=\mathrm{CH}-\stackrel{\ominus}{\mathrm{C}} \mathrm{H}_2\)
(iii) \(\mathrm{HC} \equiv \stackrel{\ominus}{\mathrm{C}}\)
(iv) \(\stackrel{\ominus}{\mathrm{C}} \mathrm{H}_3\)
(v) \(\stackrel{\ominus}{\mathrm{C}} \mathrm{N}\)

1 (v) $<$ (iii) $<$ (ii) $<$ (iv) $<$ (i)
2 (iii) $<$ (i) $<$ (ii) $<$ (iv) $<$ (v)
3 (v) $<$ (i) $<$ (iv) $<$ (ii) $<$ (iii)
4 (iii) $<$ (iv) $<$ (ii) $<$ (i) $<$ (v)
JEE Main 2020
GENERAL ORGANIC CHEMISTRY

231692 The order of stability of the following carbocations
(I) $\mathrm{CH}_{2}=\stackrel{+}{\mathrm{C}} \mathrm{H}-\mathrm{CH}_{2}^{+}$;
(II) $\mathrm{CH}_{3}-\mathrm{CH}_{2}-\mathrm{CH}_{2}^{+}$;
(III) original image

1 III $>$ I $>$ II
2 III $>$ II $>$ I
3 II $>$ III $>$ I
4 I $>$ II $>$ III
JEE Main 2013
GENERAL ORGANIC CHEMISTRY

231694 original image
Among the given species the resonance stabilized carbocations are

1 (C) and (D) only
2 (A), (B) and (D) only
3 (A) and (B) only
4 (A), (B) and (C) only
JEE Main 2021
GENERAL ORGANIC CHEMISTRY

231698 The correct order of increasing stabilities for the following carbocations is
1.Allyl carbocation
2.Neopentyl carbocation
3.Benzyl carbocation
4.Isobutyl carbocation

1 (1) $<$ (4) $<$ (2) $<$ (3)
2 (4) $<$ (1) $<$ (2) $<$ (3)
3 (2) $<$ (4) $<$ (1) $<$ (3)
4 (2) $<$ (4) $<$ (3) $<$ (1)
J and K CET-(2016)
Join With Us for More Updates