Assertion (A) : Among the hydrides of group 16, water has the lowest melting point and boiling point. Reason (R) : It is due to least molecular mass.
Assertion (A) : Among the hydrides of group 16, water has the lowest melting point and boiling point.
Reason (R) : It is due to least molecular mass.
A. Both A and R true and R is the correct explanation of A
B. Both A and R true and R is not a correct explanation of A
C. A is true but R is false
D. Both A and R are false
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Correct Answer - D
Assertion. Among the hydrides of group 16. Water has the highest m.p. and b.p.
Reason. It is due to extensive H-bonding in water
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