click below
click below
Normal Size Small Size show me how
S8P1.f
Recongnize that there are more than 100 elements and some have similar propertie
Term | Definition |
---|---|
Periodic Table | a table illustrating the periodic system, in which the chemical elements, formerly arranged in the order of their atomic weights and now according to their atomic numbers, are shown in related groups. |
Period | in chemistry, a horizontal row of elements in the periodic table. |
Group | a vertical column of elements in the periodic table; elements in a group share chemical properties. |
Valence Electrons | an electron that is found in the outermost shell of an atom and that determines the atom's chemical properties. |
Reactivity | the relative capacity of an atom, molecule, or radical to undergo a chemical reaction with another atom, molecule, or compound. |
Metalloid | element that have properties of both metals and nonmetals. |
Insert | an extra leaf or section, printed independently, for binding or tipping into a book or periodical, especially a leaf or section consisting of an illustration or advertisement printed on different paper. |