Vocabulary
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| Atom | Smallest piece of matter that has the same properties of the elemet it is in.
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| Proton | A positive subatomic particle in the atom's nucleus. Is the identity of the element and atomic number.
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| Neutron | A neutral subatomic particle in the atoms nucleus... has no change and most of the mass.
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| Electron | A negative subatomic particle spinning outside the nucleus of an atom.
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| Periodic Table of Elements | A chart that organizes all the elements by atomic number and properties.
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| Valence Electron | The electron in the outer level of an atom that causes atoms to bond together.
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| Chemical Bond | An interaction that holds 2 atoms together.
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| Chemical Bonding | The joning of atoms to form new substances.
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| Ionic Bonding | Is formed when electrons are transferred from one atom to .another atom.
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| Ion | Charged particle or atom that gained or lost electrons.
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| Crystal Lattice | Repeating, 3 dismesional pattern that forms when ions bond.
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| Covalent Bond | The type of bond that forms when atoms share electrons instead of transfering tem.
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| Metallic Bond | A special bond between metal ions and the electrons that swim around them.
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| Malleability | Metals can be pounded into thin sheets.
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| Ductility | Metals can be streched and drawn into wires.
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| Conductivity | Metal can conduct or carry electricity through wirres. Metals that can conduct or carry heat in order to cook food.
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| Chemical Formula | A shortand way to ise chemical sybols and numbers to represent a substance.
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| Chemical Equation | Uses symbols to show the relationship between the reactants and the products.
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| Subscript | Small number to the right of the element that shows how many atoms there are of the element.
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| Coefficient | The large number that multiplies atoms of the element.
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| Molecule | Two or more atoms joined in a definite ratio
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| Diatomic Molecule | A molecule made of two atoms of the same element
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| Reactant | A substance or molecule that starts a chemical reaction
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| Product | The substance that matter is neither created nor destroyed in a chemical reaction.
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| Law of Conservation of Mass | States that matter is neither created nor destroyed in a chemical reaction
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| Synthesis Reaction | When two or more substances combine to create one new compound
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| Decomposition Reaction | A reaction where a single compound to form 2 simpler substances
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| Single-Displacement Reaction | One element replaces another element in compound leaving a new compound and 1 element
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| Double Displacement Reaction | The 2 metal ions in 2 compounds switch places in a chemical reactions.
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