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Chemistry Unit Pt.3
Words given by teacher to study
| Question | Answer |
|---|---|
| Electron | negatively charged particle in an atom |
| Chemical Family/Group | elements in the same column in periodic table that have similar properties |
| Halogen | Elements in group 17 of the periodic table that are highly reactive |
| Ion | Atom that is positively or negatively charged |
| Ion Charge | Charge of a ion |
| metal | object that is malleable, lustrous, ductile, conducts heat and electricity |
| metalloid | element has properties of a metal and nonmetal |
| Neutron | Small unit in atom that has no charge |
| Noble gas | Gases that aren't chemically reactive |
| Non-metal | element that is a gas dull, powdery solid, doesn't conduct heat and electricity |
| Nucleus | Center of an atom, holds protons and neutrons |
| Period | row on periodic table |
| Proton | Positively charged unit of atom |
| Subatomic Particle | Smallest particles composing atoms |
| Valence Electrons | Electrons on the outer shell of an atom |
| Valence Shell | Outer orbit of atom |
| Molecular Compound | molecule that consists of two or more elements |
| Molecule | electrically neutral group of two or more atoms |