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प्रश्न
Name a nitrate of metal which on heating does not give nitrogen dioxide.
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उत्तर
Sodium nitrate (NaNO3)
\[\ce{2NaNO3 ->[\Delta] 2NaNO2 + O2↑}\]
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संबंधित प्रश्न
Correct the following, if required:
HNO3 is a strong reducing agent.
From the following list of substances, choose one substance in each 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 nitrate which on heating decomposes into dinitrogen oxide [nitrous oxide] and steam.
From the following list of substances, choose one substance in each 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 nitrate which gives off oxygen and nitrogen dioxide when heated.
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
Mention three important uses of nitric acid. Give the properties of the nitric acid involved in its use.
Name the following:
A nitrate which has no water of crystallization.
Give two tests of the following:
NH3
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 ________]
Give a balanced equation for the following:
Oxidation of carbon with conc. nitric acid.
