The chemical bahaviour of an atom depends upon
1). the number of protons in its nucleus
2). the number of neutrons in the nucleus
3). the number of electrons orbiting around the nucleus
4). the number of nucleons in the nucleus
1. Which of the following is used to denature ethanol
2. Which of the following is the petroleum wax ?
3. The metal compound commonly found in Sindhoor or Kumkum is based on
4. Soap helps in better cleaning of clothes because
5. Ruby and sapphire are oxides of
6. Oxygen which is vital for life is a product of photosynthesis and conies from
7. Tear gas is
8. The metal that is usually extracted from sea water is
9. Question 4.37:Write the significance of a plus and a minus sign shown in representing the orbitals.