Advertisements
Advertisements
प्रश्न
State one reason why tap water is not used to prepare a solution of silver nitrate in the laboratory.
उत्तर
Silver nitrate crystals are dissolved in distilled water to prepare its solution and not in tap water. This is due to the reason that tap water contains chloride ions which
gives white precipitate with AgNO3 solution.
APPEARS IN
संबंधित प्रश्न
Explain, why (or give reasons for)
A solution of HCl gas in water turns blue litmus red and conducts electricity, while HCI gas dissolves in toluene and it has no effect on litmus and does not conduct electricity.
Explain, why (or give reasons for)
An aqeous solution of chlorine is acidic is nature.
Write three equations to show that hydrochloric acid acts as an acid.
Write the uses of hydrochIoric acid.
Write equation for the reaction between hydrochloric acid of the following: Manganese dioxide
Why is hydrogen chloride not collected over water?
Correct the following statement:
Hydrochloric acid is prepared in the laboratory by passing hydrogen chloride directly through water.
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.
Name the anion present in the following compound:
The action of heat on the insoluble compound C produces a gas which turns lime water turbid.
