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  • Solve this problem - The number of 2-center-2-electron and 3-certer-2- electron bonds in respectively are : - p- Block Elements - JEE Main

The number of 2-center-2-electron and 3-certer-2- electron bonds in B_{2}H_{6} respectively are :

  • Option 1)

    4 and 2

  • Option 2)

    2 and 4

  • Option 3)

    2and 2

  • Option 4)

    2and 1

Answers (1)

best_answer

 

Structure of diborane -

It has three centre-electron pair bonds, also called as banana-bond

B2H6 has two types of B-H bond.

  1. B-H_{t}\rightarrow Normal covalent bond (2c-2e bond)
  2. B-H_{b}\rightarrow Bond between three atoms, (B-Hb-B), (3c-2e bond)

- wherein

pop-block image 1

As we have learned in Boron Hydroxide the number of 2 centre 2 e-  and 3 centre 2 e- bonds are 4 and 2 respectively .  

 


Option 1)

4 and 2

Option 2)

2 and 4

Option 3)

2and 2

Option 4)

2and 1

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