Q. On a smooth glass surface , the drop of water spreads while the drop of mercury remains almost spherical. This proves that ________? (Solved)
1. Cohesive forces of mercury is more than adhesive forces with glass
2. Cohesive force of water is less than cohesive forces of mercury
3. mercury is a metal
4. 1 & 2
- a. Cohesive forces of mercury is more than adhesive forces with glass