Metals Nonmetals Metalloids

In which period is Krypton found?

• Period 2

• Period 3

• Period 4

• Period 5

What is the atomic number of Krypton?

• 34

• 36

• 38

• 40

How many periods are there on the periodic table?

• 5

• 6

• 7

• 8

What are metalloids?

• Elements that are only metals.

• Elements that are only nonmetals.

• Elements that have properties of both metals and nonmetals.

• Elements that are radioactive.

What is the general property of metals?

• Good conductors of heat and electricity, malleable, and ductile.

• Poor insulators of heat and electricity, brittle, and non-malleable.

• Good insulators of heat and electricity, hard, and non-ductile.

• Reactive with water, soft, and non-conductive.

What is the state of most metals at room temperature?

• Liquid

• Gas

• Solid (except for mercury, which is a liquid)

• Plasma

What is the significance of the periodic table's groups?

• Elements in the same group have similar chemical properties.

• Elements in the same group have different atomic masses.

• Elements in the same group are all metals.

• Elements in the same group have the same number of protons.

What are the elements in Group 18 of the periodic table called?

• Noble Gases

• Alkaline Earth Metals

• Halogens

• Transition Metals

What group is Lithium in on the periodic table?

• Group 1

• Group 2

• Group 13

• Group 18

What is a characteristic of nonmetals?

• Good conductors of heat and electricity

• Malleable and ductile

• Poor conductors of heat and electricity, often brittle

• Shiny and reflective