Advertisements
Advertisements
प्रश्न
Name the following: A greenish yellow gas.
Advertisements
उत्तर
Chlorine is a greenish yellow gas.
APPEARS IN
संबंधित प्रश्न
Name a black metallic oxide which reacts with hydrochloric acid to give a coloured solution.
Name the chemical in which gold can be dissolved.
Complete and balance the following reaction, state whether dilute or conc. acid is used.
\[\ce{Pb3O4 + HCl ->}\]
Distinguish between the following pairs of compounds using the reagent given in the bracket.
Mangenese dioxide and copper (II) oxide. (using concentrated HCl)
Give a balanced equation when dilute hydrochloric acid is added to : Sodium sulphite
A solution of hydrogen chloride in water is prepared. The following substances are added to separate portions of the solution:
| S. No. | Substances added | Gas evolved | Odour |
| 1. | Calcium carbonate | _________ | _________ |
| 2. | Magnesium ribbon | _________ | _________ |
| 3. | Manganese (IV) oxide with heating | _________ | _________ |
| 4. | Sodium sulphide | _________ | _________ |
How will you prove that hydrochloric acid contains
- hydrogen
- chlorine?
Write equations for the reactions.
Convert Hydrochloric acid to nascent chlorine.
Complete and balance the following reaction, state whether dilute or cone. acid is used.
\[\ce{NA4OH + HCl -> }\]
Complete and balance the following reaction, state whether dilute or conc. acid is used.
\[\ce{NH4OH + HCl ->}\]
