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Question

A dilute solution of sodium carbonate was added to two test tubes – one containing dil HCl (A) and the other containing dilute NaOH (B). The correct observation was


A

A brown coloured gas librated in test tube A.

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B

A brown coloured gas liberated in test tube B.

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C

A colourless gas liberated in test tube A.

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D

A colourless gas liberated in test tube B.

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Solution

The correct option is C

A colourless gas liberated in test tube A.


Carbon dioxide gas is released when sodium carbonate reacts with HCL

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