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प्रश्न
Fill in the blank with appropriate word/words.
Aqua regia is a mixture of _______ and________
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उत्तर
Aqua regia is a mixture of nitric acid and hydrochloric acid.
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संबंधित प्रश्न
Ammonia is used in the Ostwald process.
Name the catalyst used in the process.
Give two chemical equations for the following:
Reactions of nitric acid with non-metals.
Write a balanced equation and name the products formed when zinc reacts with dilute nitric acid.
What is meant by the following term?
Fuming nitric acid
Name the process used for the manufacture of nitric 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
Give the name of a soluble lead salt and write the eqution for the action of heat on this salt. Write the equation for the preparation of nitric acid from potassium nitrate.
Explain the following:
Concentrated nitric acid appears yellow when it is left standing in a glass bottle.
What happens when
NH3 solution is added to CuSO4 solution drop by drop and then in excess.
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.
