Periodic Table

The periodic table is arranged by rows called

• groups

• families

• periods

• symbols

The vertical columns of the periodic table are called...

• groups/families

• rows

• periods

• symbols

True or False: The reactivity of metals tends to decrease as you move from left to right across the periodic table.

• true

• false

Which of the following could be properties of nonmetals?

• poor electrical conductivity

• dull

• brittle

• all of the above

These elements, also known as inert gases, tend to be nonreactive.

• halogens

• alkali metals

• transition metals

• noble gases

True or false: Hydrogen is a nonmetal

• True

• False

The most reactive group of metals are the

• halogens

• alkali metals

• alkaline metals

• noble gases

Which of the following is not a physical property of metals?

• luster

• malleable

• ductile

• poor conductor

Which of the following is has similar properties to Cl?

• Ca

• Ar

• F

• K

What is the chemical symbol for sodium?

• S

• NA

• Na

• Sd