0 -CH-CH-CH-Br-i- -CH-CH-CH-BrThe mechanisms of reactions -i- and -ii- areAIPMT -Mains-2011-2- S- 2 and S 1-4- S-1 and S 1respectivelyS 2 and S2-3- S 1 and S 2

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0 (CH,),CH-CH...

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0 (CH,),CH-CH,Br(i) (CH,),CH-CH,BrThe mechanisms of reactions (i) and (ii) are\lbrack AIPMT (Mains)-2011\rbrack(2) S, 2 and S 1(4) S,1 and S 1respectivelyS 2 and S2(3) S 1 and S 2

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Consider the reactions

(i) $(C H_{3})_{2} C H - C H_{2} B r C_{2} H_{5} O H - ---- \to (C H_{3})_{2} C H - C H_{2} O C_{2} H_{5} + H B r$

(ii) $(C H_{3})_{2} C H - C H_{2} B r C_{2} H_{S} O^{-} - ---- \to (C H_{3})_{2} C H C H_{2} O C_{2} H_{5} + B r^{-}$

The mechanism of reactions (i) & (ii) are respectively

C H_{2} = C H - C H_{2} C l + R M g X \to

S_{N} 1 & S_{N} 2

Which of the following is a metamer of $C H_{3} C H_{2} - S - C H_{2} C H_{3}$ ?

In the compound $CH_2 = CH - CH_2 - CH_2 - C \equiv CH$, the hybridization of $C_3$ is:

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