Question

why dry HCl gas not change the colour of dry litmus paper..???​

Answer 1

Answer:

HCl gas stands for Hydrogen Chloride gas which is not an acid (acid in water releases hydrogen ions) therefore, it doesn't change the color of dry litmus paper

Answer 2

Answer:

Dry HCl gas does not change the colour of dry litmus paper because it has no hydrogenions,H+(aq) ions, in it which can impart acidic properties to it.

I hope it is helpful for you.

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