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प्रश्न
Name the Following:
Gas obtained by treating manganese with 1% nirtric acid.
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उत्तर
Hydrogen gas is obtained by treating manganese with 1% nitric acid.
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संबंधित प्रश्न
Explain the following:
Concentrated nitric add appears yellow when it is left standing in a glass bottle.
The action of heat on the blue crystalline solid X gives a reddish brown gas Y, a gas which re-lights a glowing splint and leaves a black residue. When gas Z, which has a rotten egg smell, is passed through a solution of X, a black ppt. is formed.
- Identify X, Y and Z.
- Write the equation for the action of heat on X.
- Write the equation between solution X and gas Z.
What is meant by the following term?
Fuming nitric acid
Explain with the help of a balanced equation, the brown ring test for nitric acid.
Give reason for the following:
Commercial nitric acid is yellow in colour, but when it is diluted with water, it turns colourless.
During a thunderstorm, the rainwater contains nitric acid. The nitric acid is formed as a result of three chemical reactions. Describe or write balanced chemical equation for these three reactions.
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.
Why does pure nitric acid take on a yellowish brown colour when exposed to light?
A dilute acid B does not normally give hydrogen when reacted with metals but does give a gas when it reacts with copper. Identify B. Write the equation with copper.
Give a balanced equation for the following reaction:
Copper reacts with concentrated nitric acid.
