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 mater that has the same properties of the element it is in.
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Proton | A positive subatomic particle in the atom's nucleus. Is the the identity of the element and the atomic number.
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Neutron | A neutral subatomic particle in the atom's nucleus...has no charge and most of the mass.
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Electron | A negative subatomic particle spinning outside the nucleus of an atom. Tiny!
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Element | The simplest forms of matter that contain only one type of atom.
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Periodic-Table-of-Elements | A charts that organizes all 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 joining of atoms to form new substances.
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Ionic Bond | 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 dimensional pattern that forms when ions bond.
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Covalent Bond | The type of bond that forms when atoms share electrons instead of transferring them.
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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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Ductillity | Metals can be stretched and drawn into wires.
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Conductility | Metal can be conduct or carry electricity. Metal can conduct or carry heat to cook food.
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Electron Dot Diagram | An easy way to show the valence electrons in an atom or chemical bond
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Compound | A set of elements that are chemically bonded & changed into new substances. NaCl=salt
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Chemical Formula | A shorthand way to use chemical symbols and numbers to represent a substance.
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Chemical Equation | Uses symbols to show the relationship between the reactants and the product.
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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 atom that multiplies atoms of the element.
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Molecule | 2 or more atoms joined in a definite ratio. Keeps phys. & chem. properties.
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Diatomic Molecule | A molecule made of two atoms of the same element-(ex. 2 oxygen atoms)
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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 breaks down to form two similar substances.
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Single-Displacement Reaction | One element replaces another element in a compound leaving a new compound and one element.
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Double Displacement Reaction | The two metal ions in two compounds switch places in a chemical reaction.
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Indicator | Will change colors in the presence of an acid or base.
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Created by:
Deonte16
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