Periodic Table Revision

Who invented the Periodic Table?

• Mendeleev

• Bohr

• Lewis

• Democritus

As you move left to right on a row or period what happens?

• Atomic number increases by 1

• Electrons decrease

• Number of shells decrease

• Nothing

Mendeleev's genius was his ability to

• predict elements that were not discovered yet

• organize elements by their mass

• had an element named after himself

• organize elements by properties

Rows on the periodic table are called ___________.

• Periods

• Sentences

• Fences

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

The columns in the periodic table are called ___________.

• Towers

• Herds

• Groups

Tags

NGSS.HS-PS1-1

Elements in the same group have __________

• Similar Properties

• Same number of shells

• Similar Mass

Which color on the image of the periodic table corresponds with the halogens.

• red

• black

• blue

• orange

Tags

NGSS.HS-PS1-1

Which color on the image of the periodic table corresponds with the noble gases.

• red

• black

• blue

• orange

Tags

NGSS.HS-PS1-1

Which color on the image of the periodic table corresponds with the transition metals.

• red

• black

• blue

• orange

Tags

NGSS.HS-PS1-1

Mendeleev first ordered the periodic table of elements by increasing

• atomic number

• atomic mass

• atomic symbol

• atomic weight