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प्रश्न
Give two tests of the following:
NH3
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उत्तर
NH3 : It has a strong pungent smell and turns moist red litmus blue. It can also be tested by bringing a glass rod dipped in conc. HCl in contact with the gas, if the gas is ammonia then it will produce dense white fumes near the glass rod.
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संबंधित प्रश्न
Correct the following, if required:
HNO3 is a strong reducing agent.
Correct the following, if required:
Constant boiling nitric acid contains 80% nitric acid by weight.
Fill in the blank:
The catalytic oxidation of ammonia to nitric oxide is ------------. (exothermic / endothermic)
process.
Fill in the blank :
Magnesium gives ------------(O2, H2, NO) with very dilute nitric acid.
Fill in the blank:
------------ (iron / copper) become passive in concentrated nitric acid
State one observation for the following:
Concentrated nitric acid is reacted with sulphur.
What is meant by the following term?
Aqua Fortis
What is meant by the following term?
Aqua regia
Name the following:
A nitrate which has no water of crystallization.
Give a balanced equation for the following:
Oxidation of carbon with conc. nitric acid.
