Advertisements
Advertisements
Question
State one observation for the following:
Concentrated nitric acid is reacted with sulphur.
Advertisements
Solution
Concentrated nitric acid is a strong oxidising agent that converts sulphur to sulphuric acid, along with water and nitrogen dioxide.
\[\ce{S + 6HNO3 -> H2SO4 + 2H2O + 6NO2}\]
APPEARS IN
RELATED QUESTIONS
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.
Distinguish between the following pairs of compounds using the reagent given in the bracket.
Dilute hydrochloric acid and dilute sulphuric acid. (Using lead nitrate solution)
Complete the following equations :
3 Cu + dil. HNO3
How does nitric acid formed in the atmosphere?
What is meant by the following term?
Aqua Fortis
What is meant by the following term?
Aqua regia
Mention three important uses of nitric acid. Give the properties of the nitric acid involved in its use.
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.
Calcium nitrate [ small amount __________ in excess __________ ]
Give a balanced equation for the following:
Oxidation of carbon with conc. nitric acid.
