Advertisements
Advertisements
प्रश्न
Differentiate between the following pairs based on the odourless gas which turns lime water milky and the criteria given:
Sulphuric acid and Nitric acid (using barium chloride solution)
Advertisements
उत्तर
| Sulphuric Acid | Nitric Acid |
|
When sulphuric acid reacts with barium chloride, a white ppt. of barium sulphate is formed. \[\ce{BaCl2 + H2SO4 -> BaSO4 + 2HCl}\] |
Barium chloride does not react with nitric acid. |
APPEARS IN
संबंधित प्रश्न
Correct the following, if required:
HNO3 is a strong reducing agent.
Correct the following, if required:
Nitric acid remains colourless even when exposed to light.
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 only oxygen when heated
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:
The catalytic oxidation of ammonia to nitric oxide is ------------. (exothermic / endothermic)
process.
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.
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)
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.
Calcium nitrate [ small amount __________ in excess __________ ]
