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प्रश्न
What wilI you observed when concentrated HCI is added to lead (IV) oxide and warmed ?
उत्तर
When concentrated HCI is added to lead (IV) oxide and warmed, formation of metaI chloride, water and greenish yellow chlorine gas will occur.
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संबंधित प्रश्न
Explain, why (or give reasons for)
A solution of HCl gas in water turns blue litmus red and conducts electricity, while HCI gas dissolves in toluene and it has no effect on litmus and does not conduct electricity.
Fill in the blank:
Hydrogen and chlorine reacts in presence of ___________ to form hydrogen chloride.
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- State why such an arrangement is necessary? Give two reasons for the same.
- Write the chemical equation for the laboratory preparation of \[\ce{HCl}\] gas when the reactants are:
- Below 200°C
- Above 200°C
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State a safety precaution you would take during the preparation of hydrochloric acid.
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