Related Questions

  1. Which one of the following elements has the maximum electron affinity?
  2. Decreasing order of stability of O₂ , O₂⁻ , O₂⁺ and O₂²⁻ is
  3. If the rate of diffusion of CH₄ is twice of that of a gas X, then what is the molecular
  4. The chemical substance used to bring down body temperature in high fever
  5. When 4g of iron is burnt to ferric oxide at constant pressure, 29.28 kJ of heat