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प्रश्न
- What must be added to sodium chloride to prepare hydrogen chloride?
- Write the equation for the reaction which takes place in question (a).
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उत्तर
- Sulphuric acid must be added to sodium chloride to prepare hydrogen chloride.
-
\[\ce{\underset{Sodium Chloride}{NaCl} + \underset{Sulphuric acid(Conc{.})}{H2SO4} ->[\lt 200^\circ C] \underset{Sodium hydrogen sulphate}{NaHSO4} + \underset{Hydrogen chloride gas}{HCl}}\]
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संबंधित प्रश्न
State your observations when Dilute Hydrochloric acid is added to Copper carbonate
State your observations when Dilute Hydrochloric acid is added to Sodium thiosulphate.
State one relevant observation for the following
When hydrogen sulfide gas is passed through lead acetate solution.
Dry hydrogen chloride gas can be collected by ______ displacement of air.
Write an equation for the reaction of hydrochloric acid on zinc carbonate.
Explain why dilute hydrochloric acid cannot be concentrated by boiling beyond 22.2%.
State which component is the oxidizing agent in aqua regia.
Write a fully balanced of the following case :
Red lead is warmed with concentrated hydrochloric acid.
Identify the salts P and Q from the observation given below:
When dilute HCl is added to a salt Q, a brisk effervescence is produced and the gas turns lime water milky. When NH4OH soltion is added to the above mixture (after adding dilute HCl), it produces a white precipitate which is soluble in excess NH4OH solution.
Write observation:
A small piece of zinc is added to dilute hydrochloric acid.
