Chemistry Crossword Puzzels
Across
- 1. the energy level are like the ____ of a ladder but not equally spaced
- 3. levels S,P,D,F are the ______
- 5. they are horizontal; rows of elements is called______
- 7. columns of elements is called______
- 9. table that organizes the elements is particular way
- 10. shape of dumbbell, holds 2 electrons in each orbital
- 14. Longest wavelength, 700nm
- 19. he was known as the father of modern chemistry
- 20. shortest wavelength 400nm
- 21. ____are atoms that have an unequal number of electrons and protons
- 23. spherical and holds 2 electrons
- 25. they are the most reactive metals, always bonded with another elements
- 26. making orange juice is ______ change
- 27. the amount of energy required to move an e- from one energy level to another
- 28. Plum pudding model
- 30. the temporary high-energy position
- 31. a part or aspect of something abstract, especially one that is essential or characteristic
- 32. describing without numbers
- 33. poor conductors of heat and electricity
Down
- 2. they are colorless gases that are extremely un-reactive
- 4. using numbers to describe
- 6. Baking a cake is _____ change
- 8. he discover neturons in 1932
- 11. a region in space in which there is high probability of finding an e-
- 12. elements in this family are fluorine, chlorine, bromine, iodine and astatine
- 13. the lowest energy position an e- can occupy
- 15. e- in the outer energy level of an atom
- 16. refers to how many protons an atoms of that elements has
- 17. are bundles of light energy that emitted by e- as they go from higher energy level to lower levels
- 18. average mass of all the atomic masses of the isotopes of that atom
- 22. good conductors of head and electricity
- 24. have properties of both metal and nonmetal
- 29. ______have the same number of electrons and protons