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Roasted tin-stone ore after washing with...

Roasted tin-stone ore after washing with water is known as

A

Block tin

B

Black tin

C

White tin

D

Granulated tin

Text Solution

Verified by Experts

The correct Answer is:
B
This is black tin. When black tin is smelted with carbon and a little limestone, the molten metal produced contains about 99.5 % metallic tin and is called block tin. When tin (Allotrope) is ordinery and most stable form.
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