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प्रश्न
What do you observe when?
Hydrogen sulphide is bubbled through conc. HNO3?
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उत्तर
When hydrogen sulphide is bubbled through conc. HNO3 formation of sulphur, nitric oxide and water will occur.
\[\ce{3H2S + 2HNO3 -> 3S + 2NO + 4H2O}\]
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संबंधित प्रश्न
What is passive iron?
Name the products formed when carbon and conc. nitric acid is heated.
Give reason for the following:
Conc. Nitric acid renders iron passive.
Write balanced equation and name the product formed when :
Cupric oxide reacts with nitric acid.
Fill in the blank with appropriate word/words.
Ammonal is a mixture of ________ and __________
Fill in the blank with appropriate word/words.
3 Cu + 8 HNO3 (dilute) → _______ + 4H2O + _________
Describe what you see when concentrated nitric acid is added to copper.
Write the equation for the laboratory preparation of nitric acid from potassium nitrate and concentrated sulphuric acid.
What would you observe in the following case:
Copper is heated with concentrated nitric acid in a hard glass test tube.
Explain why only all-glass apparatus should be used for the preparation of nitric acid by heating concentrated sulphuric acid and potassium nitrate.
