Related Questions

  1. The electrophile in the nitration of benzene is
  2. The dark blue colour of the solution formed when excess of ammonia is added
  3. In the brown ring test for the nitrate ion, the brown colour is due to
  4. Dinitrogen and dioxygen are main constituents of air but these do not react
  5. The covalent bond length is the shortest in which one of the following bonds