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The Atomic Model
chem
| Question | Answer |
|---|---|
| An atom is the smallest part of a: | element |
| A molecule is the smallest part of a: | compound (2 or more atoms) |
| Mass of an electron: | 0.00054u |
| Two characteristics of the nucleus: | 1) Atomic # 2) Atomic Mass |
| What is an isotope? | Isotopes of elements have all the same chemical characteristics. However, they differ in mass. The isotope closer to the average atomic mass has the largest natural abundance. |
| What is a radioisotope? | Radioisotopes are made in nuclear reactors. The nuclei do not exist naturally. (radioactive) |
| Draw a Bohr-Rutherford diagram for a phosphorus atom, isotope P-32: | (see pg. 8 of notebook) |
Created by:
zaraaa