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Unit 2 Bio Test
Biology Test
| Question | Answer |
|---|---|
| What is the structures of an atom? | Protons, Neutrons, and Electrons |
| What is a proton? | Positive, has a mass of 1, and its located in the nucleus |
| What is a neutron? | Neutron, has a mass of 1, and its located in the nucleus |
| What is an electron? | Negative, has a mass of ~0, and it located around the nucleus |
| Atoms of elements with different number of neutrons | Isotopes |
| There are 4 energy levels and how many electrons can be held on each one? | 2, 8, 8 |