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Question: Which of the following compounds is formed in borax bead test?...

Which of the following compounds is formed in borax bead test?

A

Metaborate

B

Tetraborate

C

Triborate

D

Orthoborate

Answer

Metaborate

Explanation

Solution

: Borax on heating gives B2O3B_{2}O_{3} (transparent glassy mass). The metaborates of many transition metals have characteristic colours.