___is a sulphurous acid.
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Basicity of acid is defined as the no of ionizable hydrogen (H+) ions present in one molecule of an acid is called basicity.. Sulphuric acid gives 2 proton(H+),when ionise so the basicity of sulphuric acid is 2.
Sulfurous acid is prepared by dissolving sulfur dioxide in water. However, the reaction is reversible and the acid readily decomposes back into the reactants. ... Sulfurous acid is a weak and dibasic acid. It reacts with bases to form bisulfite and sulfite salts.
Sulfurous acid (also sulphurous acid) is the chemical compound with the formula H2SO3. ... Sulfurous acid is an intermediate species in the formation of acid rain from sulfur dioxide.
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