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प्रश्न
How will you prepare the following from nitric acid?
Magnesium nitrate
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उत्तर
Magnesium nitrate can be obtained by the action of dil. HNO3 on Magnesium.
\[\ce{Mg + 2HNO3 -> \underset{(Magnesium nitrate)}{Mg(NO3)2} + H2}\]
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संबंधित प्रश्न
Explain with the help of a balanced equation the brown ring test for nitric acid.
What is meant by the following term?
Decrepitation
Why is the temperature maintained at 200°C in the above reaction?
What do you observe when?
Hydrogen sulphide is bubbled through conc. HNO3?
Give two chemical tests to distinguish between dilute nitric acid and hydrochloric acid.
Give reason for the following:
In the laboratory preparation of nitric acid, the mixture of concentrated sulphuric acid and sodium nitatre should not be heated very strongly, above 200°C
Name (formula is not acceptable) the gas produced in the following reaction:
On warming ammonium sulphate with sodium hydroxide solution.
Name the gas evolved:
The gas produced on heating sodium nitrate.
Why should the temperature of the reaction mixture of nitric acid not be allowed to rise above 200oC?
Explain why nitric acid is kept in a reagent bottle for a long time.
