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Question

Assertion :Statement 1 : The melting point of noble gases increases as its atomic mass increases. Reason: Statement 2 : Instantancous dipole induced dipole attraction increases with increase in atomic mass.

A
Statement 1 is true, Statement 2 is true and Statement 2 is correct explanation for Statement 1.
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B
Statement 1 is true, Statement 2 is true and Statement 2 is NOT the correct explanation for Statement 1.
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C
Statement 1 is true, Statement 2 is false.
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D
Statement 1 is false, Statement 2 is true.
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Solution

The correct option is A Statement 1 is true, Statement 2 is true and Statement 2 is correct explanation for Statement 1.
The melting point of noble gases increases as its atomic mass increases, this is because as atomic no. increases, induced dipole increases and melting point of gases become high.
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