Question

gas has no effect on dry litmus paper .what can you conclude about the native of the gas . class 10​

Answer 1

Answer:

A dry litmus paper will not show any effect in the presence of dry HCL due to the absence of moisture (H

+

ions) in the litmus paper, whereas on putting a drop of water, the blue litmus paper immediately turns to red due to the presence of water in it hence presence of hydrogen ions (H

+

ions).

Answer 2

Answer:

ABSENCE OF IONS IN GASEOUS STATE.

Explanation:

• When we place litmus paper in contact to gas / atmosphere .
• It doesn't show any change in it's color.
• Because litmus paper is an indicator used to check the nature of substances.
• And it need to be in contact with ionic form of substance.
• In gaseous state , ions are absent.
• So there will be no change.