Chemistry - Complete Pblock- Question with Solution | TestHub

ChemistryComplete Pblock-p-Block 13,14Easy2 minPYQ_2019
ChemistryEasysingle choice

Correct statements among regarding silicones are:

(a) They are polymers with hydrophobic character.

(b) They are biocompatible.

(c) In general, they have high thermal stability and low dielectric strength.

(d) Usually, they are resistant to oxidation and used as greases.

Options:

Answer:
C
Solution:

Silicones with medium length chains behave as viscous oils, jellies and greases. They are chemically inert, i.e., resistant to oxidation. Since silicones are surrounded by non-polar alkyl groups, hence, are hydrophobic in nature. Being biocompatible, they are used in surgical and cosmetic implants. Hence, all options are correct.

Stream:JEESubject:ChemistryTopic:Complete Pblock-Subtopic:p-Block 13,14
2mℹ️ Source: PYQ_2019

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