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प्रश्न
State your observation for the following case:
Paper soaked in potassium permanganate solution is introduced into a gas jar of sulphur dioxide.
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उत्तर
The bleaching effect of sulphur dioxide causes the pink tint of potassium permanganate paper to turn colourless.
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संबंधित प्रश्न
The acid which is used in the preparation of a volatile acid
Which property of sulphuric acid is shown by the reaction of the concentrated sulphuric acid with carbon?
Give two balanced reactions of the type to show the following property of sulphuric acid:
Non-volatile nature
Give a chemical test to distinguish between dilute sulphuric acid and conc. sulphuric acid.
Name the products formed when hot and concentrated sulphuric acid reacts with Carbon.
Define the following term : Hygroscopic substance
Give reason for the following:
When solution of sulphur dioxide is exposed to air, it gets converted to sulphuric acid.
Give reason for the following:
Ammonia gas cannot be dried by passing through concentrated sulphuric acid.
Give one equation to show the following property of sulphuric acid:
Acidic nature
Distinguish between the following pair of compounds using the test given with brackets:
Dilute sulphuric acid and dilute hydrochloric acid (using barium chloride solution)
