Why does dry HCl gas not change the colour of the dry litmus paper? - Science

Why does dry HCl gas not change the colour of the dry litmus paper?

Dry HCl gas not change the colour of the dry litmus paper because it has no Hydrogen ions (H⁺) in it.

Because, HCl does not have hydrogen ions present. Therefore does not show any acidic behavior.

Concept: Properties of Acids

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Chapter 2: Acids, Bases and Salts - Intext Questions [Page 25]

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