4th Nine Weeks Bonus Crossword
Across
- 3. positively charged ion
- 6. the energy required to remove an e- from an atom.
- 10. atoms of the same element with different numbers of neutrons.
- 11. numbers a set of four variables used to describe the location of elements within an atom.
- 15. transfer of electrons between atoms, resulting in cations and anions.
- 16. substance that cannot be dissolved to form a solution.
- 17. the mass of an atom given in amu.
- 18. substance that is dissolved.
- 20. the ratio of the error to the actual vale multiplied by 100.
Down
- 1. electrons must occupy all of the orbits of a sublevel before pairing begins.
- 2. standard unit that stands for 6.02x10^23.
- 4. negatively charged ion
- 5. substance that does the dissolving.
- 7. properties of elements will reoccur in a periodic fashion if they are arranged in order of increasing atomic number.
- 8. sharing of electrons by atoms so that all atoms involved achieve a filled valance level.
- 9. numbers that are known with complete certainty.
- 12. a neutral particle having equal numbers of p+ and e-.
- 13. the concave or convex surafse of a liquid.
- 14. substance that are volatile easily.
- 19. an atom or group of atoms that has either gained or lost e- so that it is no longer electrically neutral.