Milk is an example of which type of colloid?
- ADispersed fats in oil
- BDispersed fats in water
- CDispersed water in fats
- DDispersed water in oil
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View SolutionMatch List-$I$ with List-$II$:
List-$I$ List-$II$ $a$. Cheese $i$. dispersion of liquid in liquid $b$. Pumice stone $ii$. dispersion of liquid in gas $c$. Hair cream $iii$. dispersion of gas in solid $d$. Cloud $iv$. dispersion of liquid in solid
Choose the most appropriate answer from the options given below:
| List-$I$ | List-$II$ |
|---|---|
| $a$. Cheese | $i$. dispersion of liquid in liquid |
| $b$. Pumice stone | $ii$. dispersion of liquid in gas |
| $c$. Hair cream | $iii$. dispersion of gas in solid |
| $d$. Cloud | $iv$. dispersion of liquid in solid |
Choose the most appropriate answer from the options given below:
DifficultJEE MAIN 2021
View SolutionWhich of the following is effectively used to remove $E. coli$ bacteria from water?
Match List-$I$ with List-$II$.
List-$I$ (Colloid Preparation Method) List-$II$ (Chemical Reaction) $(a)$ Hydrolysis $(i) \; 2 AuCl_{3} + 3 HCHO + 3 H_{2}O \rightarrow 2 Au(sol) + 3 HCOOH + 6 HCl$ $(b)$ Reduction $(ii) \; As_{2}O_{3} + 3 H_{2}S \rightarrow As_{2}S_{3}(sol) + 3 H_{2}O$ $(c)$ Oxidation $(iii) \; SO_{2} + 2 H_{2}S \rightarrow 3 S(sol) + 2 H_{2}O$ $(d)$ Double Decomposition $(iv) \; FeCl_{3} + 3 H_{2}O \rightarrow Fe(OH)_{3}(sol) + 3 HCl$
Choose the most appropriate answer from the options given below.
| List-$I$ (Colloid Preparation Method) | List-$II$ (Chemical Reaction) |
| $(a)$ Hydrolysis | $(i) \; 2 AuCl_{3} + 3 HCHO + 3 H_{2}O \rightarrow 2 Au(sol) + 3 HCOOH + 6 HCl$ |
| $(b)$ Reduction | $(ii) \; As_{2}O_{3} + 3 H_{2}S \rightarrow As_{2}S_{3}(sol) + 3 H_{2}O$ |
| $(c)$ Oxidation | $(iii) \; SO_{2} + 2 H_{2}S \rightarrow 3 S(sol) + 2 H_{2}O$ |
| $(d)$ Double Decomposition | $(iv) \; FeCl_{3} + 3 H_{2}O \rightarrow Fe(OH)_{3}(sol) + 3 HCl$ |
Choose the most appropriate answer from the options given below.
DifficultJEE MAIN 2021
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