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Write the formulae of the following compounds. Also name the elements present in them.(a) Water (b) Ammonia (c) Methane (d) Sulphur dioxide (e) Ethanol
(a) Water- H2O;
Elements present in water are Hydrogen and Oxygen.
(b) Ammonia- NH3;
Elements present in ammonia are Nitrogen and Hydrogen.
(c) Methane- CH4;
Elements present in methane are Carbon and Hydrogen.
(d) Sulphur dioxide- SO2;
Elements present in sulphur dioxide are Sulphur and Oxygen.
(e) Ethanol- C2H5OH;
Elements present in ethanol are carbon, hydrogen and oxygen.
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