Q: Which one of the following statements about a compound is NOT correct?
(a)A compound is a substance composed of two or more elements, chemically combined in a fixed proportion
(b)Properties of a compound are different from its constituent elements
(c)A compound is an impure substance
(d)The constituents of a compound can be separated only by chemical or electrochemical reactions
Correct Answer: (c)
The correct answer is (c): A compound is an impure substance. Subject: Quantitative Aptitude & Data Interpretation | Sub-topic: Numerical Ability