| A | B |
|---|
| 2 atoms and 1 element | H2 |
| 3 atoms and 2 elements | H2O |
| 4 atoms and 2 elements | H2O2 |
| 24 atoms and 3 elements | C6H12O6 |
| How many electrons surround Helium? | 2 electrons |
| How many electrons surround Neon? | 8 electrons |
| Helium | is an element |
| What is it called when atoms share their outer electrons to become noble? | Covalent bonding |
| A molecule is... | a neutral particle that results when 2 or more atoms bond covalently? |
| Table salt (NaCl) is a... | Compound |
| Sand in water is a... | Suspension |
| Glue is a... | Colloid |
| Gravel is a... | Mixture |
| Found in the nucleus of an atom | Protons + Neutrons |
| Found in the perimeter of an atom | Electrons |
| The charge of a Proton | Positive (+) |
| The charge of an Electron | Negative (-) |
| The charge of a Neutron | No charge (Neutral) |
| Number of naturally occuring elements on Earth | 94 |
| Chemical Symbol for Potassium | K |
| Chemical Symbol for Carbon | C |
| Chemical Symbol for Oxygen | O |
| Chemical Symbol for Calcium | Ca |
| Chemical Symbol for Sodium | Na |
