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प्रश्न
What would happen if :
Concentrated hydrochloric acid is kept open.
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उत्तर
When concentrated hydrochloric acid is kept open, it fumes in moist air forming a cloud of tiny droplets of hydrochloric acid.
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संबंधित प्रश्न
How will you prepare hydrochloric acid in laboratory?
Explain, why (or give reasons for)
Hydrochloric acid cannot be concentrated above 22.2% by boiling.
What would happen if
Hydrogen chloride prepared in laboratory, is passed through water, using a delivery tube.
Fill in the blank:
Hydrogen and chlorine reacts in presence of ___________ to form hydrogen chloride.
Write equation for the reaction between hydrochloric acid of the following: Bleaching powder
What wilI you observed when concentrated HCI is added to lead (IV) oxide and warmed ?
State one reason why tap water is not used to prepare a solution of silver nitrate in the laboratory.
Write a balanced equation for the reaction of zinc and dilute hydrochloric acid.
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 your observation when dilute hydrochloric acid is added to sodium thiosulphate.
