Chapter 17

When metal atoms share their outermost electrons with a nonmetal, the metal and nonmetal become __________.

• electrically charged

• less chemically stable

• more chemically stable

• radioactive

Elements in Group 2 of the periodic table are __________.

• alkaline earth metals

• alkali metals

• rare earth metals

• transition elements

Elements in Group 1 of the periodic table are __________.

• alkaline earth metals

• alkali metals

• rare earth metals

• transition elements

Elements in Groups 3 to 12 of the periodic table are __________.

• alkaline earth metals

• alkali metals

• rare earth metals

• transition elements

Which elements in the periodic table are known to have magnetic properties?

• alkaline earth metals

• alkali metals

• iron triad

• transition elements

Which of the following is true of all the elements in the actinide series?

• Most of a human’s body mass is made up of these.

• They are radioactive.

• They are used in TV tubes to produce colors.

• They have magnetic properties

Which of the following is most abundant metal in Earth’s crust?

• aluminum

• cobalt

• iron

• nickel

Which group of elements in the periodic table contains the noble gases?

• Group 7

• Group 8

• Group 17

• Group 18

Which group of elements in the periodic table contains the halogens?

• Group 7

• Group 8

• Group 17

• Group 18

Ninety percent of all the atoms in the universe are __________.

• carbon

• hydrogen

• nitrogen

• oxygen