Give the formulae of the compounds formed from the following sets of elements (a) Calcium and fluorine (b) Hydrogen and sulphur (c) Nitrogen and hydrogen (d) Carbon and chlorine (e) Sodium and oxygen Carbon and oxygen
ScienceClass 9CBSEAnswered 27 Mar 2026
Answer
- Soln:
- Hydrogen and sulphur- H2S- Hydrogen Sulphide
- Nitrogen and hydrogen- NH3- Ammonia
- Carbon and chlorine – CCl4- Carbon Tetra chloride
- Sodium and oxygen – Na2O-Sodium Oxide
- Carbon and oxygen- CO2 ; CO- Carbon-di-oxide; Carbon Monoxide
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