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प्रश्न
Give reason for the following:
Lighting is a blessing in disguise.
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उत्तर
Lightning is a blessing as it is the natural source of synthesis of nitric acid.
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संबंधित प्रश्न
Mention three important uses of nitric acid. Give the property of nitric acid involved in the use.
Give reason for the following:
Conc. Nitric acid renders iron passive.
What do you observe when?
Conc. HNO3 drops on the skin of a person?
What happen when (Given balanced equation):
Limestone reacts with nitric acid?
Complete and balance the following equation:
Cu + HNO3 → NO2 + ________+ _________
Why does pure nitric acid take on a yellowish brown colour when exposed to light?
Explain, why only all glass apparatus should be used for the preparation of nitric acid by heating concentrated sulphuric acid and potassium nitrate.
Write the equation for the reaction:
Aluminum, Nitride and Water.
Write the equation for the reaction of dilute nitric acid with copper.
From the following list of substances, choose one substance in the case which matches the description given below:
Ammonium nitrate, calcium hydrogen carbonate, copper carbonate, lead nitrate, potassium nitrate, sodium carbonate, sodium hydrogen carbonate, zinc carbonate.
A Substance that gives off only oxygen when heated.
