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प्रश्न
Name the gas evolved in following case:
The gas produced by the action of concentrated sulphuric acid on sodium chloride.
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उत्तर
Hydrogen chloride is a colourless pungent acidic gas produced by the action of concentrated sulphuric acid on sodium chloride.
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संबंधित प्रश्न
Write balanced chemical equations to show : The oxidizing action of conc. Sulphuric acid on carbon
Name the following:
The precipitate obtained by treating carbon with hot concentrated sulphuric acid.
Give reason for the following:
H2SO4 cannot be prepared by heating sodium sulphate with conc. HCl or HNO3
Give main difference between drying agent and dehydrating agent.
Write balanced equation for the reaction of dilute sulphuric acid with the following:
Zinc hydroxide
Complete the following sentence, choosing the correct word from the given options.
"Concentrated sulphuric acid is used in the laboratory preparation of nitric acid and hydrochloric acid because it is ____________ in comparison to these two acids."
State one appropriate observation of the following:
Concentrated sulphuric acid is added dropwise to a crystal of hydrated copper sulphate.
Which property of sulphuric acid accounts for its use as a dehydrating agent ?
State your observation of the following case:
When dilute hydrochloric acid is added to sodium carbonate crystals.
Name the gas released when sodium carbonate is added to a solution of sulphur dioxide.
