Q17. Select the incorrect statement(s)
A. Surface active agents like soaps and synthetic detergents

Q: What is the correct answer for CUET UG Chemistry (Surface Chemistry) Q17?

The correct answer is b. Option (b) is incorrect because C17H35 is hydrophobic, whereas COO- of stearate ion (C17H35COO-) is hydrophilic. This owes to the polarity of ions and hydrocarbons.

Q: Q17. Select the incorrect statement(s) A. Surface active agents like soaps and synthetic detergents form micelles in water. B. Soaps are emulsifying agents. C. C17H35 (hydrocarbon) and - COO…

The correct answer is b. Option (b) is incorrect because C17H35 is hydrophobic, whereas COO- of stearate ion (C17H35COO-) is hydrophilic. This owes to the polarity of ions and hydrocarbons.

Q: What are the options for this CUET UG Chemistry (Surface Chemistry) question?

A. A and B only · B. C only · C. C and A only · D. D and B only

Question

Q17. Select the incorrect statement(s)
A. Surface active agents like soaps and synthetic detergents form micelles in water.
B. Soaps are emulsifying agents.
C. C17H35 (hydrocarbon) and - COO (Carboxylate) part of stearate ion (C17H35COO¯) both are hydrophobie.
D. Surfactants are basic in nature.
Choose the most appropriate answer from the options given given below:
(a) A and B only
(b) C only
(c) C and A only
(d) D and B only

FirstInTest · Accepted Answer

Option (b) is incorrect because C17H35 is hydrophobic, whereas COO- of stearate ion (C17H35COO-) is hydrophilic. This owes to the polarity of ions and hydrocarbons.

Answer

A and B only

Answer

C only

Answer

C and A only

Answer

D and B only

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