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Kira's periodic table crossword
21
Groups : go vertically (up and down)
Periods : go horizontally (side to side)
Elements : what makes up the periodic table
Metals : shiny, malleable, conduct electricity
Metalloids : share properties of metals and nonmetals
Nonmetals : dull, brittle, don't conduct electricity
Mendeleev : Dmitri _________ made the first periodic table similar to today's
Proton : a positively charged subatomic particle
Neutron : a neutral subatomic particle
Electron : has a negative charge and is found in the energy level of an atom
Valence electron : an electron in the outermost energy level
Atomic number : the number of protons in an atom
Atomic mass : total number of protons and neutron
Alkali : group 1
Alkaline earth : group 2
Halogen : group 17
Noble gas : group 18
Iron : Fe
Na : atomic mass 22.990
Calcium : period 4 group 2
Tungsten : atomic number 74
Kira's periodic table crossword
Across:2. | group 17 | 4. | Fe | 7. | the number of protons in an atom | 8. | group 1 | 9. | period 4 group 2 | 10. | what makes up the periodic table |
| 13. | shiny, malleable, conduct electricity | 14. | go vertically (up and down) | 16. | share properties of metals and nonmetals | 18. | group 2 | 19. | an electron in the outermost energy level | 20. | has a negative charge and is found in the energy level of an atom |
| | Down:1. | group 18 | 3. | total number of protons and neutron | 5. | dull, brittle, don't conduct electricity | 6. | go horizontally (side to side) | 11. | atomic mass 22.990 |
| 12. | atomic number 74 | 13. | Dmitri _________ made the first periodic table similar to today's | 15. | a neutral subatomic particle | 17. | a positively charged subatomic particle |
| |
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PuzzleFast.com, Noncommercial Use Only
Kira's periodic table crossword
Across:2. | group 17 | 4. | Fe | 7. | the number of protons in an atom | 8. | group 1 | 9. | period 4 group 2 | 10. | what makes up the periodic table |
| 13. | shiny, malleable, conduct electricity | 14. | go vertically (up and down) | 16. | share properties of metals and nonmetals | 18. | group 2 | 19. | an electron in the outermost energy level | 20. | has a negative charge and is found in the energy level of an atom |
| | Down:1. | group 18 | 3. | total number of protons and neutron | 5. | dull, brittle, don't conduct electricity | 6. | go horizontally (side to side) | 11. | atomic mass 22.990 |
| 12. | atomic number 74 | 13. | Dmitri _________ made the first periodic table similar to today's | 15. | a neutral subatomic particle | 17. | a positively charged subatomic particle |
| |
© 2014
PuzzleFast.com, Noncommercial Use Only