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प्रश्न
Write the balanced equation for the reaction of dilute hydrochloric acid with the following:
Iron (II) sulphide
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उत्तर
\[\ce{FeS + 2HCl → FeCl2 + H2S ^}\]
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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.
For the preparation of hydrochloric acid in the laboratory:
What arrangement is done to dissolve hydrogen chloride gas in water?
Write an equation for the reaction of hydrochloric acid on the silver nitrate solution.
Write an equation for the reaction of hydrochloric acid on magnesium foil.
Give reason for the following:
An aqueous solution of chlorine in acidic in nature
Hint : Cl2 + H2O ⟶ HCl +HClO
Write a fully balanced of the following case :
Red lead is warmed with concentrated hydrochloric acid.
Select from the list given (a to e) one substances in each case which matches the description given in parts (i) to (v). (Note : Each substance is used only one in the answer)
(a) Nitroso Iron (II) Sulphate
(b) Iron (III) chloride
(c) Chromium sulphate
(d) Lead (II) chloride
(e) Sodium chloride
(i) A compound which is deliquescent
(ii) A compound which is insoluble in cold water, but soluble in hot water
(iii) The compound responsible for the brown ring during the brown ring test of nitrate iron
(iv) A compound whose aqueous solution is neutral in nature
(v) The compound which is responsible for the green colouration when sulphur dioxide is passed through acidified potassium dichromate solution
Give a chemical test to distinguish between the following pair of compounds:
Hydrogen chloride gas and hydrogen sulphide gas
Identify the salts P and Q from the observation given below:
When dilute HCl is added to a salt Q, a brisk effervescence is produced and the gas turns lime water milky. When NH4OH soltion is added to the above mixture (after adding dilute HCl), it produces a white precipitate which is soluble in excess NH4OH solution.
