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Chemistry
The correct formula of borax is
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Q. The correct formula of borax is
The p-Block Elements
A
$Na_{2}, [B_{4}O_{5} (OH)_{4}]. 10H_{2},O$
100%
B
$Na_{2}B_{4}O_{7} . 4H_{2}O$
0%
C
$Na_{2}, [B_{4}O_{5} (OH)_{4}]. 8H_{2},0$
0%
D
$Na_{2}B_{4} O_{7}.8H_{2}O$
0%
Solution:
Borax is $Na_{2}B_{4} O_{7}. 10H_{2}O$ or $Na_{2}[B_{4}O_{5}(OH)_{4}] 8H_{2}O$