Across
- 1. Matter of a single type of atom
- 4. Similar atoms of different no. of neutron
- 5. More atoms combine by chemical bonds
- 8. Having the same no. as protons in neutral atoms
- 9. An example of pure substance
Down
- 2. Can be physically separated
- 3. Has more protons than electrons
- 6. A matter that can be chemically decomposed
- 7. No.of Proton + Neutron