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प्रश्न
What is meant by the following term?
Aqua Fortis
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उत्तर
It is another name for nitric acid; it is also known as strong water. It was called so because earlier this was the only liquid which could dissolve many metals including silver.
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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.
Correct the following, if required:
Nitric acid remains colourless even when exposed to light.
Name a nitrate which on heating leaves no residue behind.
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.
Name the following:
A nitrate which has no water of crystallization.
State the effect of adding a small amount of : (a) sodium hydroxide (b) ammonium hydroxide followed by an excess in case to samples of the salt solutions.
Zinc nitrate [ small amount ________ in excess ________]
