JEE Main c11org_electronic_effects — practice questions
12 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice JEE Main c11org_electronic_effects in the app →Per NCERT §8.7.5, the INDUCTIVE EFFECT in a chain of σ-bonds is best described as which?Per NCERT §8.7.5, the inductive effect typically becomes vanishingly small after how many intervening bonds?Per NCERT §8.7.5, which group acts as an ELECTRON-DONATING group by inductive effect (+I)?Per NCERT §8.7.5, in CH₃-CH₂-CH₂-Br, the inductive effect is felt LEAST in which bond?Per NCERT §8.7.6, the experimentally observed C-C bond length in benzene is which value?Per NCERT §8.7.7, the POSITIVE RESONANCE effect (+R) transfers electrons in which direction?Per NCERT §8.7.7, the NEGATIVE RESONANCE effect (-R) transfers electrons in which direction?Per NCERT §8.7.7, which substituent shows a -R (negative resonance) effect?Per NCERT §8.7.8, the ELECTROMERIC EFFECT (E) is best described as which kind of effect?Per NCERT §8.7.8 (last paragraph), when inductive and electromeric effects oppose each other, which effect prePer NCERT §8.7.9, HYPERCONJUGATION involves the delocalisation of which type of electrons?Per NCERT §8.7.9, in the ethyl cation (CH₃CH₂⁺), the C-H σ-electrons of which group delocalise into the empty