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प्रश्न
Hydrogen chloride gas is prepared in the laboratory by the action of concentrated sulphuric acid on sodium chloride.
Give a balanced chemical equation for the above reaction.
Hydrogen chloride gas is prepared in the laboratory using concentrated sulphuric acid and sodium chloride. Answer the question that follow based on this reaction.
Give the balanced chemical equation for the reaction with suitable conditions(s) if any.
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उत्तर
\[\ce{2NaCl + H2SO4 ->[< 200°C][]2HCl + Na2SO4}\]
Sodium's greater reactivity than hydrogen replaces 'H' from acid to produce matching salts and strong volatile acid (HCl).
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संबंधित प्रश्न
Quicklime is not used to dry HCl gas because _____.
Why is water not added to concentrated H2SO4 in order to dilute it?
Give a chemical test to distinguish between dilute sulphuric acid and conc. sulphuric acid.
Give reason for the following:
When concentrated sulphuric acid is added to sugar/glucose, a black mass is left behind.
Give examples of the use of sulphuric acid as
An oxidizing agent
Write balanced equation for the reaction of dilute sulphuric acid with the following:
Copper carbonate
Write balanced equation for potassium hydrogen carbonate and dilute sulphuric acid.
Write the equation of the following reaction:
Sulphur is heated with concentrated sulphuric acid.
State your observation for the following case :
Dry red rose petals are placed in the jar of sulphur dioxide.
Write the balanced chemical equation for the following conversion:
Ammonium sulphate from ammonia and dilute sulphuric acid.
