| Assertion : The micelle formed by sodium stearate in water has \[-CO{{O}^{-}}\]groups at the surface. |
| Reason : Surface tension of water is reduced by the addition of stearate. [AIIMS 2003] |
A) If both assertion and reason are true and the reason is the correct explanation of the assertion.
B) If both assertion and reason are true but reason is not the correct explanation of the assertion.
C) If assertion is true but reason is false.
D) If the assertion and reason both are false.
E) If assertion is false but reason is true.
Correct Answer: B
Solution :
Here both assertion and reason are correct but reason is not a correct explanation of assertion. Micelle is formed if molecules with polar and nonpolar ends assemble in bulk to give nonpolar interior and polar exterior.
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