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प्रश्न
Fill in the blank:
Aqua-regia is a mixture of ___________ .
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उत्तर
Aqua-regia is a mixture of 3 : 1 Conc. HCl and Conc. HNO3.
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संबंधित प्रश्न
How will you prepare hydrochloric acid in laboratory? OR
Describe briefly the method employed to dissolve hydrogen chloride gas in water as it is prepared. What is the purpose of funnel while preparing hydrochloric acid from HCI gas?
Explain, why (or give reasons for)
An aqeous solution of chlorine is acidic is nature.
What would happen if :
Concentrated hydrochloric acid is kept open.
What would happen if
Hydrogen chloride prepared in laboratory, is passed through water, using a delivery tube.
Describe an experiment to prove the following:
HCI is highly soluble in water.
How can you prove that hydrochloric acid contain :
Hydrogen
Write equation for the reaction between hydrochloric acid of the following: Bleaching powder
Write equation for the reaction between hydrochloric acid of the following: Oxide of lead
State one appropriate observation of the following:
Action of dilute HCl or sodium sulphite.
State your observation when :
Dilute hydrochloric acid is added to copper carbonate.
