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Periodic Table
Vocabulary for Matter and Elements
Term | Definition |
---|---|
Matter | Anything that has mass and takes up space. |
Mass | The material that matter makes up of |
Volume | How much room/space matter takes up |
Density | D= m/v the amount of matter/stuff matter takes up within a specific space |
Atom | The elements smallest part. Atoms building block |
Electron | Particle of an atom, and has a negative charge. Moves around the nucleus. Has a force that lets it get together with other atoms forming everything everywhere. |
Proton | Particle of an atom. Has a positive charge. Also, in a nucleus. |
Neutron | Particle of an atom, and has no charge. |
Periodic Table | A grid that shows all of the elements by their properties. |
Element | A simple substance that doesn't break down and makes up everything in the world. |
Periods/Rows | Rows that tell how many energy levels each element has. |
Groups or family/ columns | Columns that tell how many valence electrons each element has. |
Valence electrons | the electrons that move on the outer energy level of an atom. |
Atomic number | how many protons an atom has. |
Atomic mass | a measurement of mass for an atom. |
Chemical property | A substance combining with another substance to form a new and different substance. |
Physical property | State of matter and appearance of something. |
Ionic bond | when elements share electrons during bonding |
Covalent Bond | when elements share electrons during bonding |
Chemical Change/ Reaction | elements bonds together through the attractive force of electrons creating a whole new and different substance. |
Compound/ Molecule | |
Mixture | |
Nobel Gases | |
Halogens | |
Alkali Metals | |
Metalloids |