Across
- 7. the distance between two corresponding parts of a wave
- 8. elements with properties that fall between those of metals and nonmetals
- 10. a rule where atoms react by gaining or losing electrons so as to acquire the stable electron structure of a noble gas, usually eight electrons
- 14. a number that shows the positive charge of a monatomic ion
- 15. elements found to the right and above the stairs on the periodic table
- 16. a measure of the extra positive or negative particles that an object has
- 17. molecular geometry when atoms are in a straight line
- 19. nonmetal and nonmetal molecules that share electrons evenly
Down
- 1. electrons on the outermost energy level on an atom
- 2. molecular geometry about a central atom with 4 legs and no lone pairs of electrons
- 3. elements that are found on the left side of the periodic table
- 4. a mixture of two or more metals
- 5. atoms of the same elements that have different numbers of neutrons
- 6. a number showing how many protons are in a molecule
- 8. a type of compound where two are more elements where the electrons are shared in a covalent bond
- 9. an atom or group of atomes that has a positive or negative charge
- 11. anion with a negative charge
- 12. molecule with partial charges on opposite sides
- 13. a positively charged ion
- 18. metal and nonmetal