The correct options are
B It is easily available in pure state
C It does not stick to surface of the glass
Properties of Mercury:
1. Its expansion is uniform. (For equal amounts of heat it expands by equal lengths)
2. It is opaque and shining.
3. It does not stick to the sides of the glass tube.
4. It is a good conductor of heat.
5. It is easily available in the pure state.