Carbon-12 and carbon-14 are isotopes of carbon.
Nuclei of carbon-12 and carbon-14 can be represented by these symbols:
612Cand614C {}^{12}_{6}\text{C} \quad \text{and} \quad {}^{14}_{6}\text{C} 612Cand614CComplete the table for an atom of carbon-12 and an atom of carbon-14.
| Isotope | Number of neutrons in the nucleus | Number of electrons in orbit around the nucleus |
|---|---|---|
| carbon-12 | ||
| carbon-14 |
81 exam-style questions on Edexcel GCSE Physics 6.1 Atomic structure and isotopes, covering 6.1.1 Structure of the atom, 6.1.2 Isotopes: atomic and mass number, 6.1.3 Sub-atomic particles: masses and charges, and 6.1.4 Electron orbits and energy changes. Each one has a worked solution and a mark scheme showing where the marks go.