Related Questions

  1. The electronic configuration of chalcogens is
  2. The most efficient agent for the absorption of SO₃ is
  3. If the atomic number of an element is 33, it will be placed in the periodic table
  4. If 10 cm³ solution of H₂O₂ ,on decomposition gives 150 cm³ of O₂
  5. The maximum number of hydrogen bonds formed by a water molecule in ice is