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प्रश्न
What would happen if :
Concentrated hydrochloric acid is kept open.
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
Explain, why (or give reasons for)
Hydrochloric acid cannot be concentrated above 22.2% by boiling.
Fill in the blank:
Hydrogen and chlorine reacts in presence of ___________ to form hydrogen chloride.
Fill in the blank:
The white precipitate of lead chloride is soluble in _________
Outline the steps required to convert hydrogen chloride to anhydrous FeCl3. Write equations for the equations involved.
Write equation for the reaction between hydrochloric acid of the following: Oxide of lead
What wilI you observed when concentrated HCI is added to lead (IV) oxide and warmed ?
Write balanced equation for the following reaction:
Red lead (trilead tetroxide) is warmed with concentrated hydrochloric acid.
In the laboratory preparation of hydrochloric acid, \[\ce{HCl}\] gas is dissolved in water.
- Draw a diagram to show the arrangement used for the absorption of \[\ce{HCl}\] 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 \[\ce{HCl}\] gas when the reactants are:
- Below 200°C
- Above 200°C
State one appropriate observation of the following:
Action of dilute HCl or sodium sulphite.
The following question is pertaining to the laboratory pertaining hydrogen chloride gas.
State a safety precaution you would take during the preparation of hydrochloric acid.
