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प्रश्न
Dilute hydrochloric acid and dilute sulphuric acid are both colourless solutions. How will the addition of barium chloride solution to each help to distinguish between the two?
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उत्तर
When barium chloride is added to dilute sulphuric acid, white precipitate of barium sulphate is formed but with dilute hydrochloric acid no change is observed.
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संबंधित प्रश्न
A, B, C, and D summarize the properties of sulphuric acid depending on whether it is dilute or concentrated.
A = Typical acid property
B = Non volatile acid
C = Oxidizing agent
D = Dehydrating agent
Choose the property (A, B, C or D) depending on which is relevant to each of the following
1) Preparation of Hydrogen chloride gas
2) Preparation of Copper sulphate from copper oxide.
3) An action of conc. Sulphuric acid on Sulphur.
Give balanced chemical equations for the action of sulphuric acid on the following:
Potassium hydrogen carbonate.
Name the following:
The precipitate obtained by treating carbon with hot concentrated sulphuric acid.
How will you distinguish between dilute H2SO4 and conc. H2SO4 ?
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.
State two observations when
A few crystals of KNO3 are heated in a hard glass tube
Give two balanced reactions of the type to show the following property of sulphuric acid:
Dehydrating nature
Name the acid formed when sulphur dioxide dissolves in water.
Convert the following reaction into a balanced chemical equation:
Sodium hydroxide to sodium sulphate using sulphuric acid.
