Chem Comm Test 1B

How did Mendeleev organize the Periodic Table?

• Chemical Reactivity

• Atomic Number

• Atomic Mass

What are the horizontal rows of the Periodic Table called?

• Period

• Group

• Families

_________ are atoms of the same element with different numbers of neutrons.

• Isotopes

• Metals

• Metalloids

How is the modern periodic table organized?

• Atomic Mass

• Atomic Number

• Chemical Reactivity

What are the vertical columns on the periodic table called?

• Periods

• Groups

• Lines

Where on the periodic table has the highest reactivity for metals?

• Group 1 (1A)

• Transition Metals (3-12)

• Group 18 (8A)

Where on the periodic table has the lowest reactivity?

• Group 1 (1A)

• Transition Metals (3-12)

• Group 18 (8A)

If you add protons and neutrons in an atom you get the atom's ____.

• Atomic Number

• Mass Number

• Chemical Reactivity

Will Cu metal react with Zn in  $Zn\left(NO_3\right)_2$  solution?

• Yes

• No

Will Zn metal react with Ag in  $Ag\ NO_3$  solution?

• Yes

• No