Multiple choice

A substance does not melt sharply at a definite temperature, but soften over a range of temperature when heated. Which of the following substance will show such characteristic?

  1. Diamond

  2. Graphite

  3. Alum

  4. Pitch

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Amorphous solids do not have a sharp melting point. They soften over a range of temperature.