Atomic Radius Trend - Practice Problems

Which atom has the largest atomic radius?

• potassium

• rubidium

• francium

• cesium

As you move down the periodic table atoms get bigger.  This is because ____________.

• The atoms have more mass.
• The atoms have more protons.
• The atoms have more energy levels
• The atoms have more nuetrons

As you move across the periodic table atoms tend to get smaller because, ______________.

• the atoms have more mass.
• the atoms have less mass
• the atoms have more protons.
• the atoms have less electrons.

The atom with the largest atomic radius in Group 18 is - 

• Ar
• He
• Kr
• Rn

Tags

NGSS.HS-PS1-1

Which atom is bigger?

• H

• He

Which atom is bigger?

• H

• Li

Which atom is bigger?

• C

• N

• O

Which atom is bigger?

• Ne

• F

• O

Which atom is bigger?

• F

• Cl

• Br

Which atom is bigger?

• Li

• K

• Fr