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प्रश्न
The nitrate salt which does not give a mixture of NO2 and O2 on heating is ______.
पर्याय
AgNO3
KNO3
Cu(NO3)2
Zn(NO3)2
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उत्तर
The nitrate salt which does not give a mixture of NO2 and O2 on heating is KNO3.
Explanation:
When heated, alkali metal nitrates, such potassium or sodium nitrates, melt and transform into colourless liquids that break down to release oxygen gas.
\[\ce{2KNO3->[Δ][]2KNO2 + O2↑}\]
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संबंधित प्रश्न
Explain the following:
An all-glass apparatus is used in the laboratory preparation of nitric acid.
How will you prepare the following from nitric acid?
Aqua regia
How is nitric acid prepared in laboratory?
What are the reactants required for Ostwald process and what are their sources?
Write balanced equation and name the product formed when :
Concentrated nitric acid is heated.
What do you observe when?
Hydrogen sulphide is bubbled through conc. HNO3?
Complete and balance the following equation :
C + HNO3 → ___________
Fill in the blank with appropriate word/words.
Ammonal is a mixture of ________ and __________
Explain, why only all glass apparatus should be used for the preparation of nitric acid by heating concentrated sulphuric acid and potassium nitrate.
Explain the following :
An all glass apparatus is used in the laboratory preparation of nitric acid.
