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How many of the following statement is correct? Statement 1: Lyophilic ⇒ Protective colloid Statement 2: Positive sol ⇒ FeCl3 + NaOH Statement 3: Negative sol ⇒ FeCl3 + hot water Statement 4: Emulsion ⇒ liq - liq |
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Answer» Correct answer is 2 Statement II and III are false Statement I and IV are correct match Positive solution: FeCl3 + hot water Negative solution: FeCl3 + hot NaOH |
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