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8 Cards in this Set
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- Back
Periodic
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Describes something that occurs or repeats at regular intervals
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Periodic Law
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The law that states that the repeating chemical and physical properties of elements change periodically with the atomic numbers of the elements
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Period
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In chemistry, a horizontal row of elements in the periodic table
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Group
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A vertical column of elements in the periodic table; elements in a group share chemical properties
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Alkali Metal
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One of the elements of Group 1 of the periodic table (lithium, sodium, potassium, rubidium, cesium, and francium)
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Alkaline-earth metal
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One of the elements of Group 2 of the periodic table (beryllium, magnesium, calcium, strontium, barium, and radium
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Halogen
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One of the elements of Group 17 of the periodic table (flourine, chlorine, bromine, iodine, and astatine); halogens combine with most metals to form salts
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Noble Gas
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One of the elements of Group 18 of the periodic table (helium, neon, argon, krypton, xenon, and radon); noble gases are unreactive
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