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Electrophile

Which of the ...

Question

Which of the following sets of group contains only electrophiles?

{N H}_{2}^{-}, {N H}_{3} {, O H}^{-}, {N O}_{2}^{+}

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F^{-}, {O H}^{-} {, N H}_{3} {S O}_{3}

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{N O}_{2}^{+} {, A l C l}_{3} {, S O}_{3} {, C H}_{3} + C = O

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{N H}_{3} {, B F}_{3} {, A l C l}_{3} {, H}_{2} o

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Solution

The correct option is B ${N O}_{2}^{+} {, A l C l}_{3} {, S O}_{3} {, C H}_{3} + C = O$
(A) ${N H_{2}}^{-}, . . N H_{3}, O H^{-}$ are nucleophiles.
(B) Except $S O_{3}$ , all are nucleophiles.
(C) All are electrophiles.
(D) $. . N H_{3}$ and $H_{2} . . O . .$ are nucleophiles.

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H S^{-}, H_{3} O^{+}, H_{2} {P O}_{4}^{-}, H {S O}_{4}^{-}, H F, {C H}_{3} C O O H, C_{6} H_{5} O H, H C l O_{4}, {N H}_{4}^{+}

{O H}^{-}, {C H}_{3} C O O^{-}, {C l}^{-}, {C O}_{3}^{2 -}, H_{2} {P O}_{4}^{-}, {C H}_{3} {N H}_{2}, {C H}_{3} C O O H, {N H}_{2}^{-}

H_{2} O, H {C O}_{3}^{-}, H_{2} {S O}_{4}, H_{3} {P O}_{4}, H S^{-}, {N H}_{3}

H C l, H I; H_{2} {C O}_{3}, H_{2} {S O}_{4}; H_{2} O, H_{2} S; C_{2} H_{5} O H, C_{6} H_{5} O H

{O H}^{-}, {C l}^{-}; {O H}^{-}, {N H}_{2}^{-}; {O H}^{-}, {C H}_{3} C O O^{-}; {C H}_{3} C O O^{-}, {C l}^{-}; {N H}_{3}, {C H}_{3} {N H}_{2}

S^{2 -}, H^{+}, {O H}^{-}, B F_{3}, {N i}^{2 +}, N F_{3}, A l {C l}_{3}, S n {C l}_{4}, {N H}_{3}, {({C H}_{3})}_{2} O

C N^{-}

H^{+}

B r^{+}

B H_{3}

C H_{3} - \oplus C = O

N H_{3}

\oplus N O_{2}

M n O_{2} + H C l \to M n C l_{2} + C l_{2} + H_{2} O

N H_{4} C l + C a (O H)_{2} \to N H_{3} + C a C l_{2} + H_{2} O

B a C l_{2} + A l_{2} (S O_{4})_{3} \to B a S O_{4} + A l C l_{3}

N a A l O_{2} + H_{2} O + C O_{2} \to A l H_{3} + N a_{2} C O_{3}

N H_{3} + O_{2} \to N O + H_{2} O

Z n + H N O_{3} \to Z n (N O_{3})_{2} + N O_{2} + H_{2} O

H_{2} S + O_{2} \to H_{2} O + S O_{2}

P b O + C \to P b + C O_{2}

B a C l_{2} + H_{2} S O_{4} \to B a S O_{4} + H C l

C H_{4} + O_{2} \to C O_{2} + H_{2} O

H_{2} O, N H_{3}, O H^{-}, N H_{2}^{-}

C H_{4}, N H_{3}, H_{2} O, B F_{3}, C_{2} H_{2}

N H_{3}, N H_{2}^{-}, N H_{4}^{+}

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