Matter

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