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प्रश्न
Correct the following, if required:
\[\ce{NaNO3}\] gives \[\ce{NO2}\] and \[\ce{O2}\] on heating.
उत्तर
\[\ce{NaNO3}\] gives \[\ce{NaNO2}\] and \[\ce{O2}\] on heating.
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संबंधित प्रश्न
Correct the following, if required:
\[\ce{HNO3}\] is a strong reducing agent.
Name a nitrate of metal which on heating does not give nitrogen dioxide
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.
Fill in the blank:
Aqua regia is a mixture of 3 parts ------------ and one part ------------.
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.
Complete the following equations :
3 Cu + dil. HNO3
What is meant by the following term?
Aqua regia
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.
Calcium nitrate [ small amount __________ in excess __________ ]
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 ________]
