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chemistry ch 16.3
mr halls class flashcards
| Question | Answer |
|---|---|
| What is reactive? | Indicates how likley the element is to undergo a chemical change |
| What is a non-metal? | Elements to the right side of the periodic table |
| What are metalloids? | Elements that have properties of both metals and nonmetals |
| What does radioactive mean? | It means unstable |
| What is the half-life? | The amount of time it takes for one-half of the atoms in a particular sample to decay |
| What is a metal? | Elements that are good conductors of electricity and heat and have a shiny appearance they are ductile and malleable |
| radioactivity??? | The process by which atoms produce energy and particles |