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Which of the chief constituent of pyre...

Which of the chief constituent of pyrex glass ?

A

`B_(2)O_(3)`

B

`SiO_(2)`

C

`Al_(2)O_(3)`

D

`Na_(2)O`

Text Solution

Verified by Experts

The correct Answer is:
B
The chief constituetof pyrex glass is `SiO_(2)`. Pyrex glass is obtained by fusing `60`to `80% SiO_(2)`, `10 -25%` `B_(2)O_(3)` and remaining amount of `Al_(2)O_(3)`.
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