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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?
What would happen if :
Concentrated hydrochloric acid is kept open.
Give two tests for hydrochloric acid.
Write equation for the reaction between hydrochloric acid of the following: Manganese dioxide
Write equation for the reaction between hydrochloric acid of the following: Oxide of lead
Write a balanced equation for the reaction of zinc and dilute hydrochloric acid.
Aqua regia is a mixture of ______.
In the laboratory preparation of hydrochloric acid, HCl gas is dissolved in water.
- Draw a diagram to show the arrangement used for the absorption of HCl gas in water.
- State why such an arrangement is necessary? Give two reasons for the same.
- Write the chemical equation for the laboratory preparation of HCl gas when the reaction is:
- Below 200°C
- Above 200°C
State one appropriate observation of the following:
Concentrated HCl is made to react with mangesediaoxide
State your observation when dilute hydrochloric acid is added to sodium thiosulphate.
