atom
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| atom | the basic particle from witch all elements are mad
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| electron | a tiny negatively charged particle that moves around the outside of the nucleus
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| nucleus | in cells a large oval organelle that contains the cells genetic material in the form of DNA and controls many of the cells activites
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| proton | small positively charged particles that are found in the nucleus of an atom
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| energy level | a region of an atom in which electrons of the same energy are likely to be found
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| neutron | a small particle in the nucleus of thee atom with no electrical charge
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| atomic number | the number of protons of an atom
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| isotope | an atom with the same number of protons and a different number of neutrons from other atoms of the same element
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| mass number | the sum of protons and neutrons in the nucleus of an atom
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| metal | a class of elements characterized by physical properties that included shininess malleability ductility and conductivity
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| luster | the way a mineral reflects light from its surface
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| ductile | a term used to describe a material that can be pulled out into a long wire
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| thermal conductivaty | a chemical bond formed when atoms share 3 pairs of elements
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| electrical conductivity | the ability of an object to carry electric current
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| reactivity | the ease and speed with which an element combines or reacts
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| corrosion |
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| alkali metal | an element invgroup 1 of the periodic table
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| alkaline earth metal | an element in group 2 of the periodic table
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| transition metal |
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Or sort by any of the columns using the down arrow next to any column heading.
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