Question

Which of the following property does not describe a compound?
a. It is composed of two or more elements
b. It is a pure substance.
c. It cannot be separated into constituents by physical means
d. It is mixed in any proportion by mass

Answer 1

Answer:

It is mixed in any proportion by mass

Explanation:

When two or more elements combine chemically by mass in a fixed ratio, the substance obtained is known as a compound.

Answer 2

Answer:

D is the correct option (it is mixed in any proportion by mass)

Explanation:

The material formed when two or more elements mix chemically in a defined ratio is known as a compound.