Question

Which of the following is a pure substance that can't be separated by physical means, and can't be decomposed into other substances by chemical means?

Question 1 options:

compound


mixture


element


molecule

Answer 1

Your answer is C. element

Answer 2

The answer is option C

Step-by-step explanation:

ELEMENT: A substance that cannot be disintegrated (broken down) into simplistic substances by conventional chemical medians. For instance: gold, iron, carbon, hydrogen, oxygen, nitrogen. Every element possesses individual physical and chemical characteristics.