Chemistry C.1

Chemistry C.1

1. What is an isotope?

   • An isotope is an atom that has the same number of protons but a different number of neutrons

2. What is the atomic number?

   • the number of protons in the nucleus of an atom

3. How many protons, electrons and neutrons does carbon 12 have?

   • Carbon 12 has 6 protons, 6 electrons and 6 neutrons

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