P-Block Elements Ques 540

Question: Which is not the use of orthoboric acid?

Options:

A) As an antiseptic and eye wash.

B) In glass industry.

C) In glazes for pottery.

D) In borax - bead test.

Show Answer

Answer:

Correct Answer: D

Solution:

Borax on heating gives $ B_2O_3 $ and $ NaBO_2 $ which is glassy mass and used for borax- bead test.



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