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Chemistry

TermDefinition
Atom Smallest piece of matter that has the same properties of the element its in
Proton The positive subatomic particle in the atoms nucleus is the identity of the element and subatomic number
Neutron A neutral subatomic particle in the atoms nucleus has no charge and most of the mass
Electron The negative sub atomic particle spinning around the nucleus and is tiny
Element the simplest form of matter that contain only one type of atom
Periodic Table of Elements A chart that organizes all of the elements by atomic number and properties
Valence Electron The electron in the outer level of an atom that causes atoms to bond together
chemical bond An interaction that holds two atoms together
Chemical Bonding The joining of atoms to form new substances
Ionic Bond is Formed when atoms transfer their electrons from one atom to another
Ion Charge of particle or atom that gained of lost an electron
Crystal Lattice A repeating 3 dimension pattern that forms an Ions bond
Covalent Bond The type of bond when atoms share electrons instead of transferring them
Malleability Metal can be pounded into thin sheets
Ductility Metal can be stretched into thin metals
conductivity (electrical) Metal can conduct and carry electricity through wires
Conductivity (thermal) Metal can conduct or carry heat in or cook food
Electron Don Diagram An easy way to show the valence electrons in an aton or chemical bond
Compound A set of elements that are chemically bonded and changed into new substances
Chemical formula a shorthand way to use chemical symbols and numbers to represent a substance
Chemical equation uses chemical symbols to show the relationship between the reactants and the product
Subscript small number to the right of the element that shows how many atoms there are of an element
Coefficient the large number that multiplies atoms of the element
Reactent The substance or molecule that starts a chemical reaction
Product the substance that forms as a result of chemical reaction
Law of Conservation of Mass Matter is neither created nor destroyed in a chemical reaction
Created by: Andre J
 

 



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