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Q.

Which of the following molecule is / are electron deficient?

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a

${NH}_{2} Cl$

b

${BH}_{3}$

c

$\begin{aligned} {BeCl}_{2} \end{aligned}$

d

$\begin{aligned} {CH}_{2} {Cl}_{2} \end{aligned}$

answer is A, C.

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Detailed Solution

According to octet rule, the following molecule are electron deficient.

$\begin{aligned} {BeCl}_{2} \end{aligned}$ and ${BH}_{3}$ .

Thus, the correct option are a and c.

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