Relier Pairs Vocab #11-18Version en ligne PT vocab par Sarah Kniss 1 PERIOD: Hydrogen and helium are both located in the top period of the periodic table. 2 METAL: Elements that are metals have 3 valence electrons or fewer. 3 NONMETAL: Helium, oxygen, and fluorine are examples of nonmetals. 4 PERIODIC: The days of the week are periodic. 5 METALLOID: Silicon is an example of a metalloid because it has some properties of metals and others of nonmetals. 6 GROUP: Boron and aluminum are both in group 13 on the periodic table. 7 MENDELEEV: Mendeleev's contribution was critical to the field of chemistry. 8 FAMILY: Carbon and silicon are in the same family in the periodic table. repeating in a pattern element on the right side of the zigzag line on the periodic table element on the left side of the zigzag line on the periodic table another name for a group on the periodic table scientist who arranged elements into a table and used it to predict unknown elements vertical column on the periodic table horizontal row on the periodic table element bordering the zigzag line on the periodic table
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