Q69Multiple choice
Match the items given in Column I and Column II. Column I Column II (i) Protective colloid
- (a)FeCl3 + NaOH (ii) Liquid - liquid colloid
- (b)Lyophilic colloids (iii) Positively charged colloid
- (c)Emulsion (iv) Negatively charged colloid
- (d)FeCl3 + hot water
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(a) FeCl3 + NaOH (ii) Liquid - liquid colloid
(b) Lyophilic colloids (iii) Positively charged colloid
(c) Emulsion (iv) Negatively charged colloid
(d) FeCl3 + hot water