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Number of electron deficient molecules among the following PH3, B2H6, CCl4, NH3, LiH and BCl3 is

Option 1 -

0

Option 2 -

1

Option 3 -

2

Option 4 -

3

0 4 Views | Posted 2 months ago
Asked by Shiksha User

  • 1 Answer

  • P

    Answered by

    Payal Gupta | Contributor-Level 10

    2 months ago
    Correct Option - 3


    Detailed Solution:

    Number of electrons in

    PH3=15+3=18

    B2H6=5×2+6=16

    CCl4=6+17×4=6+68=74NH3=7+1×3=10LiH=3+1=4BCl3=5+17×3=56

    B2H6&BCl3 are e- deficient molecules. B2H6 is dimer of BH3, both compound has 6e- only.

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