Chemistry WAEC

When a solid melts and consequently boils, there is?

A. a gradual increase in the average kinetic energy of the particles
B. a sudden decrease in the kinetic energy of the particles
C. no change in the average kinetic energy of the particles
D. a rapid change in the nature of bonding of the com[onents
E. a change in the size of the fundamental particles

Correct Answer:

Option A – a gradual increase in the average kinetic energy of the particles

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