Advertisements
Advertisements
प्रश्न
Name the following:
Salt obtained by heating sodium chloride with concentrated sulphuric acid below 200 degree celcius.
Advertisements
उत्तर
Salt obtained by heating sodium chloride with concentrated sulphuric acid below 200 degree Celsius is sodium hydrogen sulphate.
\[\ce{\underset{\text{Sodium chloride}}{NaCl} +\underset{\text{Sulphuric Acid(Conc.)}}{H2SO4} ->[<200°C] \underset{\text{Sodium hydrogen sulphate}}{NaHSO4} + \underset{\text{Hydrogen gas}}{HCl}}\]
APPEARS IN
संबंधित प्रश्न
State your observations when Dilute Hydrochloric acid is added to Sodium thiosulphate.
Select from the list the gas that matches the description given in case
[ammonia, ethane, hydrogen chloride, hydrogen sulfide, ethyne]
This gas has a characteristic rotten egg smell.
Write an equation for the reaction of hydrochloric acid on copper oxide.
What is the function of HCI in preparation of aqua-regia?
Write a fully balanced of the following case :
Red lead is warmed with concentrated hydrochloric acid.
Match the following:
| Column A | Column B |
| 1. A substance that turns moist starch iodide paper blue. | A. Ammonium sulphate |
| 2. A compound which release a reddish brown gas on reaction with concentrated sulphuric acid and copper turnings. | B. Lead carbonate |
| 3. A solution of this compound gives dirty green precipitate with sodium hydroxide. | C. Chlorine |
| 4. A compound which on heating with sodium hydroxide produces a gas which forms dense white fumes with hydrogen chloride. | D. Copper nitrate |
| 5. A white solid which gives a yellow residue on heating | E. Ferrous sulphate |
Give a chemical test to distinguish between the following pair of compounds:
Sodium chloride solution and sodium nitrate solution.
Give a chemical test to distinguish between the following pair of compounds:
Hydrogen chloride gas and hydrogen sulphide gas
State your observation when:
Decomposition of bicarbonates by dil. H2SO4
2NaHCO3 + H2SO4 → Na2SO4 + 2H2O + 2CO2
2KHCO3 + H2SO4 → K2SO4 + 2H2O + 2CO2
Write an equation for the reactions of hydrochloric acid on manganese (IV) oxide.
