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Chemistry vocab
| Term | Definition |
|---|---|
| Atom | Smallest piece of mater that has the same properties of the element it is in. |
| Proton | A positive submatic particle in the atoms nucleus. Is the identity of the element and atomic number |
| Neutron | A neutral submatic particle in the atoms nucleus... Has no charge and most of the mass. |
| Electron | A negative subatomic particle spinning outside the nucleus of an atom. |
| Element | The simplest forms of matter that contain only one type of atom |
| Periodic table of elements | A chart that organizes all 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 2 atoms together. |
| Chemical Bonding | The joining of atoms to from new substances. |
| Ionic Bond | Is formed when electrons are transformed from one atom to another atom. |
| Ion | Charged particle or atom that gained or lost electrons |
| Crystal Lattice | Repeating & dimensional pattern that forms when ions bond. |
| Covalent Bond | The type of bond that forms when atoms share electrons instead pf transforming them. |
| Metallic Bond | A special between metal ions and the electrons that swim around them. |
| Malleability | Metals can be pounded into thin sheets. |
| Ductility | Metals can be stretched and drawn into wires. |
| Conductivity | Electrical- Metal can conduct or carry electricity through wires. thermal- Metal can conduct or carry heat in order to cook food. |
| Chemical formula | A shorthand way to use chemical symbols and numbers to represent a substance. |
| Subscript | H2O _ small numbers to the right of the element shows how many atoms there are of the element. |
| Coefficient | The large number multiplies atoms of the element. |
| Chemical equation | Uses symbols to show the relationship between the reactions and the products. |
| Reactant | A substance or mulicule that shorts a chemical reaction |
| Product | The substances that forms as a result of a chemical reaction. |
| Law of Conservation of Mass | States that matter is neither created nor destroyed in a chemical reaction. |
| Synthesis reaction | what 2 or more substances combine to create one new compound |
| Decomposition reaction | a reaction where a single compound breaks down to form 2 simpler sunstances |
| Single displacement reaction | one element replaces another element in compound leaving a new compound and 1 element |
| double displacement reaction | The 2 metal ions in 2 compounds switch places in a chemical reaction. |
| Indicator | Will changes colors in the presence of an acid or a base |
Created by:
tkuddie
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