First slide

Anomalous properties of Boron

Question

When boron is fused with potassium hydroxide which pair of species are formed ?

Moderate

A

$K_{2} O + B_{2} O_{3}$
B

$K_{2} O + B_{2} H_{6}$
C

$K_{3} {BO}_{3} + H_{2}$
D

$K_{3} {BO}_{2} + H_{2} O$

Solution

$2 B (s) + 6 KOH (s) \overset{Fuse}{\to} 2 K_{3} {BO}_{3} + 3 H_{2}$

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