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Which of the following is electron-deficient?

  • Option 1)

    (SiH3)2

  • Option 2)

    (BH3)2

  • Option 3)

    PH3

  • Option 4)

    (CH3)2

 

Answers (1)

best_answer

As we learnt in 

Octet Rule -

Atoms form chemical bond in order to complete their octet i.e eight electrons in their valence shell

-

 

 (BH_{3})_{2} is called diborane. In this compound, the octet for B is incomplete which is why it dimerizes. So (BH_{3})_{2} is electron defincient.


Option 1)

(SiH3)2

This is incorrect option

Option 2)

(BH3)2

This is correct option

Option 3)

PH3

This is incorrect option

Option 4)

(CH3)2

This is incorrect option

Posted by

Aadil

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