Consider the following statements regarding matter:<br>1. Elements cannot be broken down into simpler substances.<br>2. A compound has variable composition and can be broken down into elements.<br>3. The solution of sulphur in carbon disulphide is an example of a homogeneous mixture.<br>Which of the statements given above is/are <strong>NOT</strong> correct?
- A. 2 only ✓
- B. 1 and 3
- C. 3 only
- D. 1 and 2
Correct Answer: A. 2 only
Explanation
Statement 2 is incorrect because a compound always has a fixed, definite composition by mass, not a variable one. Statements 1 and 3 are correct definitions.
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