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What is the action of conc. sulphuric acid on potassium chloride?

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प्रश्न

What is the action of conc. sulphuric acid on potassium chloride?

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उत्तर

When solid potassium chloride (KCl) is heated with concentrated sulphuric acid below 200°C, it forms potassium hydrogen sulphate and evolves pungent hydrogen chloride (HCl) gas.

\[\ce{KCl + H2SO4 (conc.) ->[< 200°C] KHSO4 + HCl ^}\]

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अध्याय 11: Study of Compounds: Sulphuric Acid - EXERCISE [पृष्ठ २२२]

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लखमीर सिंग Chemistry [English] Class 10 ICSE
अध्याय 11 Study of Compounds: Sulphuric Acid
EXERCISE | Q 4. 1. | पृष्ठ २२२
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