Exam (elaborations)
CHEMISTRY PAPER 1: REVISION QUESTIONS AND CORRECT VERIFIED ANSWERS
What is an element? - Ans .A substance that contains only one type of atom Atom - Ans .Smallest particle of an element Isotope - Ans .each of two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei, and hence differ in relati...
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