Introduction to Periodic Table

A ___________ is an arrangement of elements in columns

• columns

• rows

• periodic table

• electron shell

• Metals
• Nonmetals
• Metalloids

How did Mendeleev arrange the elements?

• alphabetical 

• density

• melting point

• atomic mass

The atomic number tells you what?

• number of electrons

• number of protons

• number of neutrons

• both electrons and protons in an atom.

Label the element with the correct terms

a

b

c

d

Element Name

Element Symbol

Atomic Mass

Atomic number

Tags

NGSS.MS-PS1-1

Element or Not an Element? Is this on the periodic table??

• Yes

• No

• Possibly depending on the temperature

Tags

NGSS.MS-PS1-1

Element or Not an Element? Is this on the periodic table??

• Yes

• No

• Possibly depending on the temperature

Tags

NGSS.MS-PS1-1

When elements are in the same ROW they are all in the same-

• Chemical Symbol

• Period

• Family

Label the diagram!

b

a

c

d

Atomic number

Chemical symbol

Atomic mass

Element name.

Elements which are shiny, conduct electricity and heat are called

• metal

• nonmetal

• metalloid

• nonexistent