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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.
State your observations when paper soaked in potassium permanganate solution is introduced in each case into a 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.
संबंधित प्रश्न
Identify the acid in the following case:
The acid which produces sugar charcoal from sugar.
Distinguish between the given pair of compounds using the test given within brackets:
Sodium nitrate and sodium sulphite (using dilute sulphuric acid).
Why is concentrated sulphuric acid kept in air tight bottles?
Give reason for the following:
Concentrated sulphuric acid is kept in airtight bottles.
What do you observe when barium chloride solution is added to dilute sulphuric acid?
State one appropriate observation of the following:
Dehydration of concentrated sulphuric acid with sugar crystals.
Give one equation to show the following property of sulphuric acid:
Dehydrating property
The gas evolved when dilute sulphuric acid reacts with iron sulphide.
Hydrogen chloride gas is prepared in the laboratory by the action of concentrated sulphuric acid on sodium chloride.
State the method of collection of the gas formed above.
What property of Sulphuric acid is exhibited in the following case?
When concentrated Sulphuric acid reacts with Copper to produce Sulphur dioxide gas.
