At its melting point ice is lighter than...

At its melting point ice is lighter than water because

A

`H_(2)O` molecules are more closely packed in solid state

B

Ice crystals have hollow hexagonal arrange-ment of `H_(2)O` molecules shrinks in size

C

On melting of ice the `H_(2)O` molecules shrinks in size

D

Ice forms mostly heavy water on first melting

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The correct Answer is:

B

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