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

it cannot be separated (c)

Answer 2

Answer:

Option 1 and 2 is correct.

While option 3 and 4 is incorrect.

Explanation- Reasons-

Compounds are formed when atoms of two or more elements combine together. These chemical bonds can not be broken by physical means and require chemical means to break them. Hence compounds can not be sepreated by physical means.

Two or more element combine chemically in a fixed ratio by mass to form a compound.

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