Graphite is used to prepare crucibles in laboratory as they are _____________.
A
Inert towards acids and alkalies
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B
Reacts with acids and alkalies
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C
It acts as dehydrating agent
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D
All of these
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Solution
The correct option is D Reacts with acids and alkalies Graphite crucibles are temperature resistant and that is why they are mainly used in furnaces. It is essential that Graphite crucible maximum temperature is higher so that it does not breakdown at higher temperatures.