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Atom Vocab
| Question | Answer |
|---|---|
| Neutron | Particle same as proton but no electric charge in them. |
| Compound | Made from two different atoms |
| Covalent Compound | Compound Two Non-Metals |
| Ionic compound | Metal and a Non-Metal |
| Molecule | Two or more atoms combined |
| Halogens | Combine easily and really reactive non-metals |
| Noble Gases | any of the gaseous elements helium, neon, argon, krypton, xenon, and radon, |
| Density | Measurement of the mass |
| Ductile | Can be drawn to a thin wire |
| Malleable | Smashed without Crumbling |
| Corrosive | To destroy a metal |
| Luster | Shiny |
| Atom | Particle that is made out of mostly everything. |
| Element | When something is made up of one kind of atom. |
| Proton | Has a positive charge |
| Electron | Has a negative charge |
| Matter | everything is made of |
| Chemical properties of metals | corrode easy (rust), some very reactive |
| Physical properties of metals | luster, good conductor of heat & electricity, high density, high melting point, ductile, used for electrical wiring |
| What are most abundant element(how many are there) | Metals 88 |
| Group | Groups go Up/Down: indicate electrons in last shell |
| Period | Go across: indicate number of electron shells |
| Chemical property | a characteristic of a substance where it can undergo a chemical reaction and become something new |
| Physical property | a characteristic of a substance that does not change |
| Atomic mass - atomic number = | # of neutrons |
| Atomic number = # of | electrons or protons |
| Atomic number = # of | protons or electrons |
| Atomic structure | Details about each element's ___________ _______ can be found from periodic table |
| The Periodic Table of Elements | elements are organized into the ________ _____ |
| Electron | Has small particles, negative charge, found outside of the nucleus, move quickly around outside of nucleus |
| Proton | Made of large particles, have positive charge, found in nucleus |
| Neutron | Made of large particles, has no charge (neutral) found in the nucleus of an atom |
| 3 subatomic particles of an atom | proton, electron, neutron |
| How are matter, element and atom related | All matter is made of elements, which are made of atoms! |
| An ____ is the smallest part of an element keeping all its properties | atom |
| An ______ is matter made of only one type of atom | element |
| physical properties of non metals | dull, good insulator, poor conductor, brittle (breaks easy), low density |
Created by:
Jerry.Reese23
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