Advertisements
Advertisements
प्रश्न
Name the following:
Gas obtained by treating ferrous sulphide with hydrochloric acid.
उत्तर
Gas obtained by treating ferrous sulphide with hydrochloric acid is hydrogen sulphide (H2S).
APPEARS IN
संबंधित प्रश्न
State one relevant observation for the following
When hydrogen sulfide gas is passed through lead acetate solution.
State your observation When moist starch iodide paper is introduced into chlorine gas.
Name the gas that is produced in the given cases :
An action of dilute hydrochloride acid on sodium sulphide.
Explain why dilute hydrochloric acid cannot be concentrated by boiling beyond 22.2%.
Give reason for the following:
An aqueous solution of chlorine in acidic in nature
Hint : Cl2 + H2O ⟶ HCl +HClO
Name the following:
A chemical in which gold can be dissolved.
What is the function of HCI in preparation of aqua-regia?
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 |
Identify the anion present of the following compound:
When barium chloride solution is added to salt solution E a white precipitate insoluble in dilute hydrochloric acid is obtained
Write an equation for the reaction of hydrochloric acid on manganese (IV) oxide.
