Q.
The critical temperature of a substance is defined as
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a
The temperature above which the substance decomposses
b
The temperature above which a substance can exist only as a gas
c
Melting point of the substance
d
Boiling point of the substance
answer is B.
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Detailed Solution
Temperature above which gas can't be liquefied even applying pressure. Above critical temperature attractive forces are zero.Substances behaves as an ideal gas.
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