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प्रश्न
The gas evolved when dilute sulphuric acid reacts with iron sulphide.
विकल्प
Sulphur dioxide
Carbon dioxide
Hydrogen sulphide
Nitrogen dioxide
Sulphur trioxide
Vapour of sulphuric acid
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उत्तर
Hydrogen sulphide
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संबंधित प्रश्न
Identify the acid in the following case:
The acid which produces sugar charcoal from sugar.
Give a chemical test to distinguish between dilute sulphuric acid and dilute hydrochloric acid.
Name the products formed when hot and concentrated sulphuric acid reacts with Sulphur.
Name the products formed when hot and concentrated sulphuric acid reacts with NaOH.
What would you observe in the following case?
Dilute sulphuric acid is added to ferrous sulphate solution.
Give reason for the following:
Concentrated sulphuric acid should not be added to oxalic acid or formic acid in the open laboratory.
Write balanced equation for the reaction of dilute sulphuric acid with the following:
Lead nitrate solution
Write the equation of the following reaction :
Concentrated sulphuric acid is poured over sugar
In the given equation identify the role played by concentrated sulphuric acid S + 2H2SO4→ 3SO2 + 2H2O
Dilute sulphuric acid will produce a white precipitate when added to a solution of ______.
