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Introduction to Chemistry
7
Element: A substance that cannot be broken down by chemical means
Atom: The structute of an element that consists of a nucleus and electron cloud
Proton: A particle in the atomic nucleus with a mass of one and a charge of positive one
Neutron: A particle in the nucleus with a mass of one and no charge
Electron: A particle with a very small mass and a charge of negative one that orbits the nucleus
Nucleus: The center of an atom that contains protons and neutrons
Electron Cloud: Region of negative charge that surrounds the nucleus
Introduction to Chemistry
Across:3. | A particle in the atomic nucleus with a mass of one and a charge of positive one | 7. | A particle with a very small mass and a charge of negative one that orbits the nucleus |
| | Down:1. | Region of negative charge that surrounds the nucleus | 2. | A substance that cannot be broken down by chemical means | 4. | The center of an atom that contains protons and neutrons | 5. | A particle in the nucleus with a mass of one and no charge | 6. | The structute of an element that consists of a nucleus and electron cloud |
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© 2012
PuzzleFast.com, Noncommercial Use Only
Introduction to Chemistry
Across:3. | A particle in the atomic nucleus with a mass of one and a charge of positive one | 7. | A particle with a very small mass and a charge of negative one that orbits the nucleus |
| | Down:1. | Region of negative charge that surrounds the nucleus | 2. | A substance that cannot be broken down by chemical means | 4. | The center of an atom that contains protons and neutrons | 5. | A particle in the nucleus with a mass of one and no charge | 6. | The structute of an element that consists of a nucleus and electron cloud |
| |
© 2012
PuzzleFast.com, Noncommercial Use Only