Related Questions

  1. The number of unpaired electron in Mn²⁺ is
  2. The electronegativity of the following elements increases in the order.
  3. An example for a double salt is
  4. Reaction BaO₂(s) ⇌ BaO(s) + O₂(g) ; ΔH = +ve.In equilibrium condition,
  5. By which of the following processes permanent hardness of water can be removed