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Question

Gun-shots are made of lead metal with a little arsenic. The arsenic is added to increase the:

A
brittleness of lead
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B
range of fire
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C
power of fire
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D
weight of fire
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Solution

The correct option is C brittleness of lead
The hardness of lead shot is controlled through adding variable amounts of tin, antimony and arsenic, forming alloys.
Arsenic added to it which increases the brittleness of lead.
Hence option A is corect answer.

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