Advertisements
Advertisements
प्रश्न
Fill in the blank:
Aqua-regia is a mixture of ___________ .
उत्तर
Aqua-regia is a mixture of 3 : 1 Conc. HCl and Conc. HNO3.
APPEARS IN
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)
Only a very dilute solution of hydrogen chloride in water can be concentrated by boiling the solution while a very concentrated solution would become less concentrated when boiled.
What would happen if :
Concentrated hydrochloric acid is kept open.
Write the uses of hydrochIoric acid.
Name the gas evolved when an oxide and concentrated hydrochloric acid are heated.
Write equation for the reaction between hydrochloric acid of the following: Oxide of lead
State one reason why tap water is not used to prepare a solution of silver nitrate in the laboratory.
Aqua regia is a mixture of ______.
State one appropriate observation of the following:
Concentrated HCl is made to react with mangesediaoxide
State one appropriate observation of the following:
Action of dilute HCl or sodium sulphite.
