Class 11 Chemistry Gases & Solutions States of Matter



Assertion :A large force is required to draw apart normally two glass plates enclosing a thin water film.
Reason :Water works as glue and sticks two glass plates.
(a)
Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
(b)
Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
(c)
Assertion is correct but Reason is incorrect
(d)
Both Assertion and Reason are incorrect
Correct answer: (c) 
Solution: The two glass plates stick together due to surface tension. 
adhesive force dominates . 

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