ICSE Worksheet for Chapter - 8 Acids, Bases and Salts Class 8

ICSE Worksheet for Chapter - 8 Acids, Bases and Salts Class 8

Worksheets For class 8

Find ICSE  Worksheet for chapter-8 Acids, Bases and Salts class 8

1. CLASS-8
2. BOARD: ICSE
3. Chemistry Worksheet - 8
4. TOPIC: Acids, Bases and Salts
5. For other ICSE Worksheet for class 8 Science check out main page of Physics Wallah.

SUMMARY-

• Acids – Definition, occurrence, classification, preparation, properties, uses.
• Bases – (Alkalis) – Definition, occurrence, classification.
• pH and indicators.
• Salts – definition, types, uses, solubility, preparation – a) Soluble salts   b) Insoluble salts

SECTION -1

1. Match the following :
   1. COLUMN A COLUMN B
   2. A.Tamarind                         (a) acetic acid
   3. B. Vinegar                           (b) lactic acid
   4. C. Lemon                             (c) tartaric acid
   5. D. Sour milk                        (d) citric acid
2. Some of the substances are given below –
   1. Magnesium oxide, carbon dioxide, sulphur dioxide, calcium oxide
   2. Which of the above substances, when dissolved in water, turn blue litmus to red ?
3. Give chemical formula of the given ordinary names :
   1. Caustic soda
   2. Baking soda
   3. Washing soda
   4. Ordinary salt
4. Give one use of the following compounds –
   1. Caustic soda
   2. Calcium hydroxide
   3. Hydrochloric acid
   4. Carbonic  acid
5. Select the correct answer :
   1. A base which dissolves in water is called _____________( hydroxide, alkali)
   2. ____________ (nitric acid, acetic acid) is a strong acid.
   3. Lime water is _________(Mg(OH) ₂ solution, Ca(OH) ₂ solution)
   4. Nature of aqueous solution of ammonia is_________(acidic, basic, neutral)
   5. Neutralization reaction is an example of ____________(exothermic reaction, endothermic reaction)
6. Define the term acid and explain dissociation of acids.
7. Classify acids and bases on the basis of strength and basicity/acidity.
8. Name the gas involved when dilute hydrochloric acid reacts with:-
   1. Zn
   2. Na ₂ CO ₃
   3. Na ₂ SO ₃
   4. ZnS
   1. Also give balanced chemical equation.
9. What is universal indicator and where is it used ?
10. Name important types of salts with example and give one preparation of each soluble and insoluble salt.