Boric acid is not used:...

Boric acid is not used:

A

as a flux is soldering

B

as an antiseptic

C

In making optical glasses

D

in making enamels and pottery glazes

Text Solution

Verified by Experts

The correct Answer is:

A

Rest all are uses of boric acid.

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Knowledge Check

Boric acid can be used:

A

as an antiseptic

B

as a flux in soldering

C

in making optical glasses

D

in making enamels and pottery glazes

Boric acid is used in carom boards for smooth gliding of pawns because

A

`H_(3)BO_(3)` molecules are loosely chemically bonded and hence soft

B

its low density makes a fluffy

C

it can be powdered to a very small grain size

D

H-bonding in `H_(3)BO_(3)` gives it a layered structure.

Boric acid is used in carrom boards for smooth gliding of pawns because

A

`H_(3)BO_(3)` molecules ar loosely chemically bonded and hence soft.

B

Its low density makes its fluffy.

C

It si chemically inert with plywood.

D

H-bonding in `H_(3)BO_(3)` give it a layered structure.

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Dilute soluion so boric acid is used as

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