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Periodic Table

Vocabulary for Matter and Elements

Matter anything that has mass and takes up space
Mass the material that matter is made up of
Volume how much volume or room something takes up
Density D=m/v the amount of material/stuff matter takes up within a specific space
Atom what everything is made up of, smallest part of an element
Electron negative charged atom, has an attractive force
Proton positive charged atom in nucleus
Neutron neutral charged atom
Periodic Table all of the elements and their atomic number organized
Element can't be broken down, makes up all matter
Periods/Rows energy levels of elements electrons
Groups/Family/Columns energy level, electrons moving on outer shell
Valence Electrons electrons moving on outer shell
Atomic Number how many protons and electrons in nucleus
Atomic Mass measurement of mass for an elements atom
Chemical Property combining substances and forming new substances and compounds
Physical Property change in state of matter and appearance
Iconic Bond elements losing or gaining electrons during bonding
Covalent Bond elements share electrons when bonding
Chemical Change/Reaction elements bond together through the attractive force of electrons
Compound/Molecule two or more elements combine in a specific ratio
Mixture two or more substances combined keeping same properties
Nobel Gases all elements in group 18, 8 electrons on outer shell
Halogens all elements in group 17, very reactive
Alkali Metals all elements in group 1, very reactive because of only one valence electron
Metalloids elements between metals and non-metals have 3 - 7 valence electrons
Endothermic taking in
Created by: meganyenor