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Sulphur dioxide is a`//`an `"_____"` oxide.A. amphotericB. acidicC. basicD. neutral |
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Answer» Correct Answer - 2 The common oxide of sulpher ,sulpher dioxide, is a colourless ,dense,poisonous (toxic) gas, with a very pungent smell .It has an acid "taste ". The taste is a result of the reaction of `SO_(2)` with water on the tongue to give the weak acid sulphurous acid: `SO_(2)(g)+H_(2)O(l) hArr H_(2)SO_(3)(aq.)` The maximum tolerable levels for humans is about `5p p m` but plans begin to suffer in concentration as low as `1 p p m`. |
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