cH-3 Atoms and Molecules

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Across
  1. 2. A positively charged ion
  2. 3. A negatively charged ion
  3. 4. In a pure chemical compound, elements are always present in a definite proportion by ____
  4. 6. The symbol of Sodium
  5. 8. The combining power (or capacity) of an element
  6. 9. The Name of the compound represented by K2SO4
  7. 12. Atomicity of Phosphorus element
  8. 14. The symbol of Aluminium
  9. 15. The symbol of Iron
Down
  1. 1. The Name of the compound represented by MgCl2
  2. 5. A group of two or more atoms that are chemically bonded together
  3. 7. The smallest indivisible particles, which cannot be created or destroyed in achemical reaction.
  4. 10. Atomic Mass of Oxygen
  5. 11. Chemical Formula of Water
  6. 13. Chemical Formula of Carbon Monoxide