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प्रश्न
What would happen if
Calcium oxide is used to dry hydrogen chloride.
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उत्तर
If calcium oxide is used to dry HCI, then it will react with HCI gas and result in the formation of calcium chloride and water.
CaO + 2HCl → CaCl2 + H2O
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संबंधित प्रश्न
Explain why anhydrous HCl is a poor conductor while aqueous HCl is an excellent conductor.
Write an equation for the reaction of hydrochloric acid on caustic soda solution.
Name the following:
Gas obtained by treating ferrous sulphide with hydrochloric acid.
State the use of aqua-regia.
Write balanced equcation for the following reaction:
Manganese (IV) oxide and concentrated hydrochloric acid.
Write a fully balanced of the following case :
Magnesium metal is treated with dilute hydrochloric acid.
How will you identify?
An amphoteric hydroxide
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
Write observation:
Lead nitrate solution is mixed with dilute hydrochloric acid and heated.
The ratio between the volumes occupied by 4.4 grams of carbon dioxide and 2 grams of hydrogen gas is ______.
