Related Questions

  1. The molecular weight of a gas is 45. Its density at STP is
  2. Which of the following has zero dipole moment
  3. If Nₐ is Avagadro number then number of valence electrons in 4.2g of nitride
  4. A compound,containing only carbon,hydrogen and oxygen,has a molecular weight
  5. Which one of the following statements about halogens is correct