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Chapter 2 Atoms
Atom Parts/ Acid/ Bases
| Term | Definition |
|---|---|
| Atomic Number | the number of protons and electrons in an element |
| Atomic Mass | the number of protons and neutrons in an element |
| Protons | positively charged particles |
| Electrons | negatively charged particles |
| Neutrons | neutral charged particles (atomic mass- number) |
| Ionic Bonds | bond between a metal and a non metal |
| Covalent Bonds | two metals or non metals share electrons |
| Matter | anything that occupies space and has mass |
| Atom | the smallest unit of an element |
| Molecule | basic structural unit of a compound with properties |
| Compound | two or more atoms combine chemically |
| Solution | the combination of a solvent and a solute |
| Isotope | atoms of the same element with the same atomic number ans different atomic masses |
| Acid | 0-7.0 on ph scale , acidic taste |
| Base | 8.0-14 on ph scale , bitter taste |
| Organic | chemical compounds whose molecules have carbon |
| Inorganic | chemical compounds whose molecules don't have carbon |
| Hydrolysis | water molecule is added to a complex molecule |