Question

21. Which of the following is incorrect for plastic?*
(1 Point)
O Plastics are non reactive
o
Plastics are inflammable
O Plastics are thermal conductors
(
Plastics are insoluble in water​

Answer 1

Answer:

Incorrect sentence are-

Plastics are inflammable.

Plastics are thermal conductor.

Explanation:

Some of them are highly inflammable Thermoplastics. (whereas some of them are non inflammable. Thermosetting plastics )

And plastics are poor conductor of heat and electricity. (whereas thermal means- related to heat.)

Answer 2

O PLASTICS ARE THERMAL CONDUCTORS.....