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प्रश्न
When dilute HCl is added to a salt Q, a brisk effervescence is produced and the gas turns lime water milky.
When NH4OH solution is added to the above mixture (after adding dilute HCl), it produces a white precipitate which is soluble in excess NH4OH solution.
उत्तर
ZnCO3
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संबंधित प्रश्न
Name the following:
Gas obtained by treating metals with hydrochloric acid.
Name the drying agent used to dry HCl gas.
Describe an experiment to prove the following:
HCI gas is heavier than air.
How can you prove that hydrochloric acid contain :
Chlorine?
Hydrogen chloride gas is very soluble in water. It is dissolved in water to prepare hydrochloric acid by using an anti-suction device, as shown in the diagram. Very briefly explain how this device prevents the suction of water into the flask, in which hydrogen chloride gas is produced.
Dilute hydrochloric acid is added in turn to a mixture of iron and sulphur and to the compound formed between iron and sulphur. Name the gas formed in each case.
The following question is pertaining to the laboratory preparation of hydrogen chloride gas.
Write the equation for its preparation mentioning the condition required.
The aim of the fountain experiment is to prove that
State the following:
The drying agent used in the laboratory preparation of HCl gas.
Identify the terms for the following:
A method used to collect HCl gas.
