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QJEEM08Chc0e8: JEE Main 2008 Chemistry - Class 12 JEEM08Chc0e8 Solution: Gold numbers of protective colloids A, B, C and D are 0.50,…

Gold numbers of protective colloids A, B, C and D are 0.50, 0.01, 0.10 and 0.005, respectively. The correct order of their protective powers is

Multiple Choice Options

  • A D < A < C < B
  • B C < B < D < A
  • C A < C < B < D
  • D B < D < A < C

Step-by-Step Verified Solution

For a protective colloid μ lesser the value of gold number better is the protective power.

Thus the correct order of protective power of A,B,C and D is

⇒ (A)<(C)<(B)<(D)

Gold number 0.500.100.010.005

Hence (c) is the correct answer

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