Compléter SCIENCE REVIEW ATOMSVersion en ligne READ THE QUESTIONS par erika garfias 1 radioactive protons molecule elements Compound gas conductors metal nonmetals solid 1 . There are about 118 different kinds of atoms , called . 2 . elements are made of more than one element . 3 . All elements can be sorted into and categories . 4 . Metals are excellent of electricity . 5 . Nonmetals can be or at room temperature . 6 . A is a group of at least two atoms . 7 . The atomic number tells the number of in each atom . 8 . Additional elements that are made in laboratories can be .
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