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periodic table crossword puzzle
10
Helium : An element that contain 2 protons
Silicon : group 14, Period 3
Dmitri Mendeleev : An Russian Scientist that discovered the hidden pattern in the Properties of the elements
period : tells you the amount of valence electron an element contains
energy shells : An other word for energy level
atomic mass : Atom + Nucleus =
Molecule : 2 or more atoms
atom : Smallest unit in an element
coefficient : Number placed in front of a Chemical formula
subscript : Shows the ratio of the atoms of different element in a compound
chemical equation : a way of describing a chemical reaction using chemical formulas
periodic table crossword puzzle
Across:| 1. | a way of describing a chemical reaction using chemical formulas | | 4. | Smallest unit in an element | | 6. | group 14, Period 3 |
| | 7. | An element that contain 2 protons | | 8. | An Russian Scientist that discovered the hidden pattern in the Properties of the elements | | 10. | Shows the ratio of the atoms of different element in a compound |
| | Down:| 2. | An other word for energy level | | 3. | Number placed in front of a Chemical formula |
| | 5. | Atom + Nucleus = | | 9. | 2 or more atoms |
| |
© 2014
PuzzleFast.com, Noncommercial Use Only
periodic table crossword puzzle
Across:| 1. | a way of describing a chemical reaction using chemical formulas | | 4. | Smallest unit in an element | | 6. | group 14, Period 3 |
| | 7. | An element that contain 2 protons | | 8. | An Russian Scientist that discovered the hidden pattern in the Properties of the elements | | 10. | Shows the ratio of the atoms of different element in a compound |
| | Down:| 2. | An other word for energy level | | 3. | Number placed in front of a Chemical formula |
| | 5. | Atom + Nucleus = | | 9. | 2 or more atoms |
| |
© 2014
PuzzleFast.com, Noncommercial Use Only