Review Periodic table

Who is credited with developing the modern periodic table?

• Mendeleev

• JJ Thompson

• Rutherford

• Dalton

The elements on the modern periodic table are arranged in order of increasing

• atomic radius

• atomic number

• atomic mass

• number of neutrons

The up and down (vertical) columns on the periodic table are called

• periods

• valence shells

• isotopes

• groups

The left and right (horizontal) rows on the periodic table are called

• groups

• families

• isotopes

• periods

Which element is found in group 4, period 5?

• V

• Zr

• Ti

• Nb

Which element is found in group 6, period 4?

• Cr

• Hf

• Zr

• Mo

Which element is classified as a noble gas?

• sodium

• magnesium

• potassium

• neon

Which element is classified as an alkali metal?

• iron

• lithium

• beryllium

• carbon

Which element is classified as a transition element?

• carbon

• sodium

• nickel

• heium

Aluminum (symbol Al) is in ____ on the periodic table

• period 3, group 13

• period 13, group 3

• period 4, group 13

• period 13, group 5