O2NCH2CH2O- is more stable than CH3CH2O- because :

1. NOshows +I effect
2. NO2 shows -I effect
3. NO2 decreases the positive charge on the compound
4. Ethyl group increases positive charge on the compound

Subtopic:  Electron Displacement Effects |
 87%
From NCERT
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The effect that makes 2,3–dimethyl-2-butene more stable than 2-butene is-

1. Resonance

2. Hyperconjugation

3. Steric effect

4. Inductive effect

Subtopic:  Electron Displacement Effects |
 83%
From NCERT
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The most stable carbocation among the following is-
1. \(({CH_3})_3C\overset{+}{C}H_2\)
2. \(({CH_3})_3\overset{+}{C}\)
3. \({CH_3}CH_2\overset{+}{C}H_2\)
4. \(({CH_3})\overset{+}{C}HCH_2CH_3\)

Subtopic:  Electron Displacement Effects |
 81%
From NCERT
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The most stable carboxylate ion among the following is-

1. CH3-C||O-O-

2. Cl-CH2-C||O-O-

3. F-CH2-C||O-O-

4. (F)2-CH-C||O-O-

Subtopic:  Electron Displacement Effects |
 79%
From NCERT
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Compare the stability of the two resonating structures given below and mark the correct option:

1. (I)  is more stable than (II)

2. (II) is more stable than (I)

3. (I) and (II) both have the same stability 

4. None of the above

Subtopic:  Electron Displacement Effects |
 76%
From NCERT
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The carbocation among the following that doesn't get stabilized by resonance is :

1. 2.
3. 4.

Subtopic:  Electron Displacement Effects |
 75%
From NCERT
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The total number of resonating structures (excluded the given structure) formed by the given molecule are :

1. 2 2. 3
3. 4 4. 5
Subtopic:  Electron Displacement Effects |
From NCERT
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The correct order with respect to –I effect of the substituents is-
(R = alkyl)
1. -NH2 > - OR < - F
2. -NR2 < -OR < - F
3. -NH2 > - OR > - F
4. -NR2 > - OR > - F

Subtopic:  Electron Displacement Effects |
From NCERT
NEET - 2018
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