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Which one of the following elemen does n...

Which one of the following elemen does not dissolve in fused or aqueous alkalies?

A

Boron

B

Silicon

C

Aluminium

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
D
Boron dissolved in fused alkalies according to the following reaction.
`2B+6NaOHoverset("fused")to2Na_(3)BO_(3)+3H_(2)`
Silicon and aluminium dissolved in both fused and aqueous alkalies.
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