Matter

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