Advertisements
Advertisements
प्रश्न
What wilI you observed when concentrated HCI is added to lead (IV) oxide and warmed ?
Advertisements
उत्तर
When concentrated HCI is added to lead (IV) oxide and warmed, formation of metaI chloride, water and greenish yellow chlorine gas will occur.
APPEARS IN
संबंधित प्रश्न
Explain, why (or give reasons for)
Hydrochloric acid cannot be concentrated above 22.2% by boiling.
Write three equations to show that hydrochloric acid acts as an acid.
Give two tests for hydrochloric acid.
Write balanced equation for the following reaction:
Red lead (trilead tetroxide) is warmed with concentrated hydrochloric acid.
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 one appropriate observation of the following:
Copper sulphate is treated with dilute hydrochloric acid.
State one appropriate observation of the following:
Which gas is evolved when potassium sulphite with dilute hydrochloric acid.
State one appropriate observation of the following:
Action of dilute HCl or sodium sulphite.
State your observation when :
Dilute hydrochloric acid is added to copper carbonate.
