Acid, bases and salts Worksheet-2

Acid, bases and salts Worksheet-2

 

Multiple-Choice Question:

  1. Tooth paste changes the colour of china rose to:

(A) Red                 (B) Blue                (C) Green             (D) None of these

 

  1. Phenolphthalein will give pink colour with:

(A) Common salt solution              (B) Tomato juice          

(C) Hair shampoo                            (D) None of these

 

  1. The reaction between an acid and a base is known as:

(A) Neutralisation                           (B) Dehydration           

(C) Reduction                                   (D) Hydrolysis

 

  1. During Neutralization:

(A) Heat is evolved

(B) Heat is absorbed   

(C) Heat is neither evolved nor absorbed       

(D) Any of these

 

  1. Milk of magnesia is:

(A) Aluminium hydroxide              

(B) Calcium hydroxide          

(C) Magnesium hydroxide   

(D) Mixture of Aluminium hydroxide and  Magnesium hydroxide

 

  1. _______ should be added to the soil solution if it changes the colour of turmeric solution to red.

(A) Quick lime                                  (B) Slaked lime            

(C) Baking soda                               (D) Manure

 

  1. Match the column.

 

  1. Match the column.

 

Answer key:

  1. (C)
  2. (C)
  3. (A)
  4. (A)
  5. (A)
  6. (D)
  7. 1-c, 2-a, 3-d, 4-b
  8. 1-d, 2-c, 3-a, 4-b