Across
- 1. sharing of electron's
- 3. technique to separate compounds
- 5. (n-1)d 1to9
- 8. Drugs used to lower fever
Down
- 1. water softening method
- 2. which connect two half cells
- 4. discovered by madam curie
- 6. one of the mostabundantelement from 13 group
- 7. battery used in mobiles
- 9. biodegradable polymer