Question

Select the incorrect statement from the following option.

(a) Vulcanised rubber has excellent resilience

(b) Vulcanised rubber has only slight tackiness

(c) Vulcanised rubber has high elasticity

(d) Vulcanised rubber has tensile strength 10 times more than raw rubber

I have been asked this question in an interview.

I'm obligated to ask this question of Elastomers topic in section Polymers of Engineering Chemistry I

Answer 1

The correct option is (c) Vulcanised rubber has high elasticity

For explanation: Vulcanised rubber has low elasticity and decreases with the extent of vulcanisation. All the other options are correct.