MEDIUMMCQ SINGLEJEE Advanced ChemistryInorganic Chemistryp-Block (group 13 and 14)Previous Year Questions

Assertion: Silicones are hydrophobic in nature. Reason: Si–O–Si linkages are moisture sensitive. (AIIMS 2006)

A.Both Assertion and Reason are true and Reason is

B.Both Assertion and Reason are true but Reason is

C.Assertion is true but Reason is false.✓ Correct

D.Both Assertion and Reason are false.

Explanation

Silicones are hydrophobic in nature means they are water repellent. This property arises due to the long organic side groups which looks like long hydrocarbon chain of alkanes. Thus, the assertion is true but reason is not correct explanation of assertion. Hence, the correct option is (c).

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