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  • Select a group of species which show +I effect onlyOption: 1 <img alt="\mathrm{-CH_3, - O^- , -C_2H_5}" src="https://entrancecorner.oncodecogs.com/gi

Select a group of species which show +I effect only

Option: 1

\mathrm{-CH_3, - O^- , -C_2H_5}


Option: 2

\mathrm{-CHO, -COOH , -CH_3}


Option: 3

\mathrm{-CHO, -O^- , -NH_2}


Option: 4

\mathrm{-NH_2, -OH , -NR_3^+}


Answers (1)

best_answer

As we have learnt,

Electronegative elements generally exert -I effect while Electropositive elements generally show +I effect.

Therefore, the group of species which exert +I effect is 

\mathrm{-CH_3, - O^- , -C_2H_5}

Hence, the correct answer is Option (1)

Posted by

manish

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