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Name the kind of particles present in carbonic acid.
Concept: Preparation of Insoluble Salts
The salt solution which does not react with ammonium hydroxide is :
Concept: Classification of Salts
The property by which certain hydrated salts, when left exposed to the atmosphere, lose their water of crystallization and crumble into powder.
Concept: Salts
Write a balanced chemical equation for Action of dilute hydrochloric acid on magnesium sulphite.
Concept: Salts
State one relevant observation for the following:
Anhydrous calcium chloride is exposed to air for some time.
Concept: Salts
Write a balanced equation for the preparation of the following salts:
Copper sulphate from Copper Carbonate.
Concept: Salts
Write a balanced equation for the preparation of the following salts:
Zinc carbonate from Zinc sulphate
Concept: Salts
Define normal salt.
Concept: Classification of Salts
Choose the correct answer from the options given below :
An electrolyte which completely dissociates into ions are :
Concept: Preparation of Insoluble Salts
State one observation for each of the following :
Lead nitric is heated strongly in a test tube.
Concept: Salts
The pH values of three solutions A, B and C are given in the table. Answer the folloiwng questions:
| Solution | pH value |
| A | 12 |
| B | 2 |
| C | 7 |
Which solution will have no effect on litmus solution?
Concept: Salts
The pH values of three solutions A, B and C are given in the table. Answer the folloiwng questions:
| Solution | pH value |
| A | 12 |
| B | 2 |
| C | 7 |
Which solution will liberate CO2 when reacted with sodium carbonate?
Concept: Salts
Name the particles present in :
Strong electrolyte
Concept: Salts
Choose the method of preparation of the following salts, from the methods given in the list:
[List : A. Neutralization B. Precipitation C. Direct combination D. Substitution ]
(i) Lead chloride
(ii) Iron (II) sulphate
(iii) Sodium nitrate
(iv) Iron (III) chloride
Concept: Methods of Preparation of Soluble Salts
The acid which does not form acid salt by a basic radical.
Concept: Classification of Salts
State the terms/process for the following:
A type of salt formed by partial replacement of hydroxyl radicals with an acid radical.
Concept: Classification of Salts
Match the salts underlined in Column A with the most suitable method of preparation given in Column B.
| Column A | Column B | ||
| (a) | \[\ce{ZnCl2 \text{from} Zn}\] | 1. | Precipitation |
| (b) | \[\ce{KNO3 \text{from} KOH}\]. | 2. | Direct combination |
| (c) | \[\ce{CaCO3 \text{from} CaCl2}\]. | 3. | Displacement reaction |
| 4. | Neutralization |
Concept: Methods of Preparation of Soluble Salts
You are provided with the list of chemicals mentioned below in the box:
| Sodium hydroxide solution, copper carbonate, zinc, hydrochloric acid, copper, dilute sulphuric acid, chlorine, iron |
Using suitable chemicals from the list given, write a balanced chemical equation for the preparation of the salt mentioned below:
Ferric chloride
Concept: Salts
When a metallic oxide is dissolved in water, the solution formed has a high concentration of ____________ ions (H+, h3O+, OH-)
Concept: Action of Alkalis on Certain Metals
Choose the correct answer from the options given below:
A chloride which forms a precipitate that is soluble in excess of ammonium hydroxide is:
1) Calcium chloride
2) Ferrous chloride
3) Ferric chloride
4) Copper chloride
Concept: Action of Ammonium Hydroxide on Certain Salt Solutions
