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Periodic Table
Vocabulary for matter and elements
Term | Definition |
---|---|
matter | anything that has mass or takes up space. |
mass | the material that matter takes up of. |
volume | how much room or space matter takes up. |
density | d= m/v the amount of material/ stuff matter takes up within a specific space. |
atom | smallest part of an element, the building blocks of all matter. |
electron | the particle of an atom that surrounds the nucleus it has a negative charge and attractive force to bond with other atoms creating everything in the universe |
proton | particle of an atoms that positive charge located in the nucleus. |
neutron | particle of an atom with a neutral/ no charge located inside the nucleus along with the proton. |
mixture | two or more substances combine together keeping their original properties, they DO NOT CHANGE into a new substance/compound. |
atomic number | the measurement of the mass of an elements atoms. |
periodic table | large grid that identifies and classifies all of the elements has for the electrons to move around |
element | the simplest substance that cannot be broken down/ they make up all matter in the universe |
periods or rows | rows that tell how many energy levels each elements has for the electrons to move around |
valence electrons | the electron that move on the outer shell/ energy level of an atom |
chemical property | the ability of substances to combine with one another forming new and compounds and molecules |
physical property | the state of matter and appearance of a substance |