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Which of the following is used in prepar...

Which of the following is used in preparation of optical glass of camera having high refractive index ?

A

Ceric compounds

B

`CeO_2`

C

Oxides oflanthanoids

D

Gadolinium sulphate

Text Solution

Verified by Experts

The correct Answer is:
C
`CeO_2` is used
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