Arrange H, CH₃, C₂H₅, and C₃H₇ in order of increasing positive inductive effect:
1. H < CH3 < C2H5 < C3H7
2. H> CH3 <C2H5 > C3H7
3. H < C2H5 < CH3 <C3H7
4. None of the above
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe effect that can explain the given order of acidity of the carboxylic acids is-
Cl3CCOOH > Cl2CHCOOH > ClCH2COOH
1. +I effect
2. -I effect
3. +E effect
4. -E effect
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biologyis more stable than because :
1. | NO2 shows +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 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe effect that makes 2,3–dimethyl-2-butene more stable than 2-butene is-
1. Resonance
2. Hyperconjugation
3. Steric effect
4. Inductive effect
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAmong the following groups maximum –I effect is exerted by:
\(1 . - C_{6} H_{5}\)
\(2 .\) \(- \left(OCH\right)_{3}\)
\(3 .\) \(- Cl\)
\(4 .\) \(-NO_2\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe 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. \(({CH_3})\overset{+}{C}HCH_2CH_3\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe most stable carbocation among the following is-
1. | \(({CH_3})_3C\overset{+}{C}HCH_3\) | 2. | \({CH_3}CH_2\overset{+}{C}HCH_2CH_3\) |
3. | \(({CH_3})_2\overset{+}{C}CH_2CH_2CH_3\) | 4. | \({CH_3}CH_2\overset{+}{C}H_2\) |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich carboxylate ion among the following is the most stable?
1. | 2. | ||
3. | 4. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyCompare 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
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe carbocation among the following that doesn't get stabilized by resonance is :
1. | 2. | ||
3. | 4. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology