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Classification of Colloids - Based on Types of Particles of Dispersed Phase

Which one of ...

Question

Which one of the following combinations is false?

Colloidal solution

10^{- 5}

10^{- 7} c m

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True solution

10^{- 7}

10^{- 8} c m

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Suspension

10^{- 9}

10^{- 12} c m

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All are correct combinations

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Solution

The correct option is B Suspension $10^{- 9}$ to $10^{- 12} c m$
$Suspension particals size is greater than$ $10^{- 7}$

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Similar questions

25^{\circ} C

\begin{matrix} Column I & Column II (I) A solution containing weak acid 0.1 M HA (K_{a} = 10^{- 5} & 0.1 M NaA) & (P) Buffer solution (II) In a mixture of 200 ml 0.5 M N a_{3} P O_{4} and 400 ml 0.5 M HCl & (Q) pH = 10 (for H_{3} P O_{4} K_{1} = 10^{- 3}, K_{2} = 10^{- 7}, K_{3} = 10^{- 12}) (III) An aqueous solution of sparingly soluble A (O H)_{3} (K_{s p} = 27 \times 10^{- 40}) & (R) Acidic solution (IV) 0.1 M N a_{2} A (K_{a_{1}} (H_{2} A) = 10^{- 3}), K_{a_{2}} (H_{2} A) = 10^{- 7} solution & (S) pH is closer to 7 (T) pH = 5 \end{matrix}

25^{\circ} C

\begin{matrix} Column I & Column II (I) A solution containing weak acid 0.1 M HA (K_{a} = 10^{- 5} & 0.1 M NaA) & (P) Buffer solution (II) In a mixture of 200 ml 0.5 M N a_{3} P O_{4} and 400 ml 0.5 M HCl & (Q) pH = 10 (for H_{3} P O_{4} K_{1} = 10^{- 3}, K_{2} = 10^{- 7}, K_{3} = 10^{- 12}) (III) An aqueous solution of sparingly soluble A (O H)_{3} (K_{s p} = 27 \times 10^{- 40}) & (R) Acidic solution (IV) 0.1 M N a_{2} A (K_{a_{1}} (H_{2} A) = 10^{- 3}), K_{a_{2}} (H_{2} A) = 10^{- 7} solution & (S) pH is closer to 7 (T) pH = 5 \end{matrix}

5 \times 2 + 7 = 10

25^{\circ} C

\begin{matrix} Column I & Column II (I) A solution containing weak acid 0.1 M HA (K_{a} = 10^{- 5} & 0.1 M NaA) & (P) Buffer solution (II) In a mixture of 200 ml 0.5 M N a_{3} P O_{4} and 400 ml 0.5 M HCI & (Q) pH = 10 (for H_{3} P O_{4} K_{1} = 10^{- 3}, K_{2} = 10^{- 7}, K_{3} = 10^{- 12}) (III) An aqueous solution of sparingly soluble A (O H)_{3} (K_{s p} = 27 \times 10^{- 40}) & (R) Acidic solution (IV) 0.1 M N a_{2} A (K_{a_{1}} (H_{2} A) = 10^{- 3}), K_{a_{2}} (H_{2} A) = 10^{- 7} solution & (S) pH is closer to 7 (T) pH = 5 \end{matrix}

C a C O_{3}

C a C O_{3}

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