P.S. Final 22-23

Elements that have none of the properties of metals are

• conductors

• nonmetals

• metalloids

• radioavtive

Every element that touches the zigzag line on the periodic table is a metalloid except

• boron

• silicon

• germanium

• aluminum

The only nonmetal in Group 14 of the periodic table is

• carbon

• tin

• lead

• silicon

Nonmetals that are not reactive are in the

• oxygen family

• halogen family

• noble gases

• nitrogen family

Silicon, the most common element in the Earth's Crust, is a

• metal

• nonmetal

• metalloid

• mixture

A nonmetal from the halogen family found in toothpaste is

• chlorine

• fluorine

• neon

• radon

All metalloids on the periodic table are

• solids

• liquids

• gases

• solids and gases

The smallest part of an element that can be identified as that element is

• a nucleus

• an atom

• an isotope

• a proton

A negatively charged particle is

• an electron

• a neutron

• a proton

• an isotope

All atoms of the same element have the same

• atomic number

• atomic mass

• number of neutrons

• shape