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NEET UG CHEMISTRY MCQ: SOME BASIC CONCEPTS OF CHEMISTRY
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Which of the following statements about a compound is/are incorrect?
I. A molecule of a compound has atoms of different elements.
II. A compound cannot be separated into its constituent elements by physical methods of separation.
III. A compound retains the physical properties of its constituent elements.
IV. The ratio of atoms of different elements in a compound is fixed.
I. A molecule of a compound has atoms of different elements.
II. A compound cannot be separated into its constituent elements by physical methods of separation.
III. A compound retains the physical properties of its constituent elements.
IV. The ratio of atoms of different elements in a compound is fixed.
View answer and explanation
Correct option: A
Only III
The correct answer is A (Only III) because a compound does not retain the physical properties of its constituent elements.
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