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Study Guide
| Question | |
|---|---|
| Group 1 | very reactive |
| Group 2 | very reactive |
| Group 13 | reactive |
| Group 14 | re-activity varies |
| Group 15 | re-activity varies |
| Group 16 | very reactive |
| Group 17 | very reactive |
| Group 18 | unreactive |
| which groups on the periodic table are not found uncombined in nature due to being very reactive | alkali metal- group 1 halogen - group 17 |
| groups period | up and down (vertical) left to right (horizontal) |
| where are metals located | left of zigzag |
| where are nonmetals located | right of zigzag |
| where are metalliods located | border of the zigzag (6) |
| atom | simplest form of an element |
| molecule | combination |
| ionic | metal bonded with nonmetal |
| covalent | nonmetal with nonmetal |
| what happens to chemical bonds during a chemical reaction | -original bonds are broken -atoms are rearranged -form new bonds |
| which substance is the product and reactants | N2 + 3H2 → 2NH3 |
| explain why the following equation doesn't demonstrate the law of conservation of matter | NaCl + F2 → NaF + Cl2 (you can't destroy or create matter |
| ionic electrons | are transferred between atoms; covalent bonds electrons are shared |