State what would you observe when a piece of moist red litmus paper is placed in a gas jar of ammonia.

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Solution

When a moist piece of red litmus is placed in a gas jar containing ammonia, the ammonia will dissolve in the water of the litmus paper and turn into ammonium hydroxide, which is an alkali. The red litmus paper will then turn blue.

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Q. Assertion :When a piece of moist red litmus paper is placed in a gas jar of ammonia it turns blue. Reason: The ammonia gas is basic in nature and this property converts the red litmus to blue.

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