In a test tube, an acid ‘X” is added to a $N a H C O_{3}$ . Due to the chemical reaction between the two, a gas is evolved. When a burning candle is brought near the test tube, the candle extinguishes. Identify the substance ‘X’.

Sodium chloride

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Phenol

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Acetic acid

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Potassium hydroxide

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Solution

The correct option is C Acetic acid

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In a test tube, an acid ‘X” is added to a NaHCO3. Due to the chemical reaction between the two, a gas is evolved. When a burning candle is brought near the test tube, the candle extinguishes. Identify the substance ‘X’.

The correct option is C Acetic acid

In a test tube, an acid ‘X” is added to a $N a H C O_{3}$ . Due to the chemical reaction between the two, a gas is evolved. When a burning candle is brought near the test tube, the candle extinguishes. Identify the substance ‘X’.