Question

why does hcl gas not change the colour of dry litmus paper​

Answer 1

Explanation:

Colour of the litmus paper is changed by the hydrogen ions. Dry HCl gas does not contain H+ ions. ... Since in this case, neither HCl is in the aqueous form nor the litmus paper is wet, therefore, the colour of the litmus paper does not change.

Answer 2

Answer:

color of the litmus paper is changed by the hydrogen ions. Dry HCL gas does not contain h+ions.Itvis only in the aqueous solution that an acid dissociates to give ions. Since in this case, neither HCL is in the aqueous form not the litmus paper is wet, therefore, the colour of the litmus paper does not change.

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