Atomic Structure and Periodic Table Study Set

Each column in the periodic table is called a

• period

• group

• cluster

• unit

Elements on the left side of the periodic table are

• metals

• nonmetals

• metalloids

• noble gases

The atoms along the staircase are called 

• metals
• nonmetals
• metalloids
• noble gases

What section is the least reactive? 

• yellow
• red
• dark blue
• orange

Which elements have the most similar chemical properties?

• K and Na
• K and Ca
• K and Cl
• K and S

The atomic number tells you what?

• number of electrons

• number of protons

• number of neutrons

• both electrons and neutrons in an atom.

Nonmetals are located in what section of this periodic table?

• Blue
• Yellow
• Pink

Which number is the atomic mass?

• 79
• 196.97

What does the atomic mass tell you?

• Basically,the number of electrons and protons
• The number of neutrons
• Basically, the number of protons and neutrons
• The number of protons.

In the modern periodic table elements are arranged by:

• atomic mass
• atomic number
• valence electrons
• number of isotopes