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On increasing the temperature, the viscosity of polysiloxanes ____________

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in Engineering Chemistry I by (506k points)
On increasing the temperature, the viscosity of polysiloxanes ____________

(a) Increases

(b) Decreases

(c) Remain constant

(d) First increases then decrease

I had been asked this question during an online exam.

The origin of the question is Silicones and Polymeric Composites topic in portion Polymers of Engineering Chemistry I

1 Answer

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Best answer
Right choice is (c) Remain constant

To explain: The viscosity of polysiloxanes does not change appreciably with a change in temperature.

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