Across
- 4. An electron pair in the outermost shell of an atom that is not shared
- 5. a chemical formula that shows how the atoms and bonds in a molecule are arranged
- 6. Chemical link between two atoms in which electrons are shared between them
- 7. Set of rules to generate systematic names for chemical compound
- 8. Three electron pairs in which are shared between two bonded atoms
- 9. Two or more substances that are composed of the same elements in the same proportions but differ in properties
Down
- 1. Mass and charge are balanced on both sides of a reaction
- 2. Bond where two electron pairs are shared between two atoms
- 3. Concentrations of reactants and products are in an unchanging ratio
- 4. In a chemical reaction matter is neither gained or lost