Related Questions

  1. Which of the following oxides is amphoteric in character?
  2. The metal having the highest melting point is
  3. Boron has two stable isotopes, ¹°B(19%) and ¹¹B(81%). Average atomic weight
  4. The number of atoms in 0.1 mol of a triatomic gas is (Na = 6.02 x 10²³ mol⁻¹)
  5. Formalin is a