When water freezes at 0°C its density decreases due to_______________?

Related Mcqs:

Forces of attraction which may be present between all kinds of atoms and molecules are _____________________?

A. intramolecular B. intermolecular C. van der Waal D. Dipole-induced dipole...

The quantity of heat required to convert one mole of liquid into its vapours at its boiling point is called molar heat of__________________?

A. vaporization B. evaporation C. crystallization D. sublimation...

Amorphous substances posses_________________?

A. No definite geometry B. No definite heat of fusion C. No sharp melting points D. All of the above...

Which one is a conductor but is not malleable ?

A. Iron B. Graphite C. Silver D. Platinum...

Crystalline solids can be identified easily from their ___________________?

A. Sharp melting point B. Definite geometry C. Transition temperature D. Colour...