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Chemistry pt.1
| Question | Answer |
|---|---|
| Is Made up of 2 or more elements chemically combined | Compound |
| A pure substance made up of only one kind of atom | Element |
| A material that is typically hard and is a good conductor of heat and electricity | Metal |
| Not able to conduct electricity or heat | Non-metals |
| A chemical element with properties in between that are mixture of metals and nonmetals | Metalloids |
| What are the three main subatomic particles in an atom? | Proton, neutron, and electron |
| What are the horizontal rows on the periodic table called? | Periods |
| What are the vertical rows on the periodic table callled? | Groups |
| Where are proton and neutrons located in an atom? | Nucleus |
| Where are electrons located in an atom? | Outer shells |
| Which subatomic particle has a negative charge? | Electron |
| Which subatomic particle has no charge? | Neutron |
| Which subatomic particle has a positive charge? | Proton |
| A change in state that occurs as particles from the surface of a liquid change to a gas | Evaporation |
| A change in state directly from a solid to a gas | Sublimation |
| The change in state directly from a gas to a solid state | Deposition |
| The specific temperature at which a solid changes to a liquid | Boiling point |
| The specific temperature at which a solid changes to a liquid | Melting point |
| A change in state that occurs when the temperature of particles has decreased energy and a liquid turns into a solid. | Freezing |
| A substance with a definite shape and volume | Solid |
| A substance that has a definite volume but not a definite shape | Liquid |
| A substance that has neither a definite shape nor volume | Gas |
| The change in state directly from a gas to a solid state | Deposition |
| The reverse of evaporation when a substance changes from a gas to a liquid state | Condensation |