# s.d

name the substance witch is insoluble in water is added to dilute hydrochloric acid a colourless gas is evolved?

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1. Please type your subject in the School Subject box. Any other words, including obscure abbreviations, are likely to delay responses from a teacher who knows that subject well.

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2. You have asked a very general question which probably has a few dozen answers, if not more. Zn is one of those answers.
Zn is a metal, is not soluble in water, and when added to dilute HCl produces H2 gas which is colorless.

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