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(a) Write chemical formulae of sodium sulphate. (b) Name one element each which forms diatomic and tetraatomic molecule
CBSE Class 9
CBSE Class 9 Science
prasanna
June 30, 2016, 2:10am
1
(b) Oxygen (O2), Hydrogen (H2) or Nitrogen (N2) (diatomic) any one.
Phosphorus (P4) (tetratomic).