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Definition
| A group of atoms bound in a structure, such as a benzene ring, that is resistant to alteration in chemical reactions. The nucleus contains only protons and neutrons. |
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| A positively charged particle held in the nucleus |
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| A neutrally charged particle held in the nucleus |
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| A negatively charged particle orbiting around the nucleus |
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| The first and lightest element in the periodic table. |
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| How many protons does Hydrogen have? |
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Definition
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| Name the first three noble gases. |
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| Name the first three elements in Period 1A. |
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| Hydrogen, Lithium and Sodium |
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| How many shells are there in the second inner shell? |
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| What is the origin of the term Atom? |
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Definition
| The term Atom came from the Greek word "Atomus" which means undividable. |
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| How many non-metal elements are there? |
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| What is the heaviest natural element? |
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| On which part of the periodic table are the most reactive metals |
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| Is there a lot of space in an atom? |
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Definition
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| Who made the earliest model of an Atom? |
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| Which civilization suggested that the atom was a large ball? |
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| Who in the modern era confirmed that the atom was a large ball? |
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| Who discovered the electron |
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| Who suggested the plum pudding model? |
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| Who was Ernest Rutherford's teacher? |
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Term
| What famous experiment did Ernest Rutherford do to prove that atoms are made of empty space? |
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Definition
| The gold foil experiment, where alpha particles are fired at a gold foil. Most of the atoms were able to get through |
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