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In the structure of borax, the numbers o...

In the structure of borax, the numbers of boron atoms and B-O-B units, respectively, are

A

4 and 5

B

4 and 3

C

5 and 4

D

5 and 3

Text Solution

Verified by Experts

The correct Answer is:
A
Borax: `Na_(2) [B_(4)O_(5) (OH)_(4)].8H_(2)O`

Two B - atoms are `sp^(2)` hybridised
Two B- atoms are `sp^(3)` hybridised
Five (B- O- B) bridges
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