The number at the bottom of each square on the periodic table is the ...

• atomic number
• atomic mass
• chemical symbol
• element name

Tags

NGSS.HS-PS1-1

The number at the top of each square on the periodic table is the ...

• atomic number
• atomic mass
• Chemical Symbol
• Element Name

Tags

NGSS.HS-PS1-1

The months of the year are __________ because they repeat in the same order every 12 months.

• periodic
• group
• period
• halogens

How many elements follow the periodic law?

• 7
• 98
• 110
• All of them

Tags

NGSS.HS-PS1-1

Pure forms of these elements are stored in oil so they won't react with oxygen and water in the air.

• Alkali Metals
• Alkaline-earth metals
• Halogens
• Noble Gases

Tags

NGSS.HS-PS1-1

Most of the elements on the periodic table are classified as _____.

• Metals
• Nonmetals
• Metalloids
• Periods

Tags

NGSS.HS-PS1-1

Why do some elements have 3 letter chemical symbols?

• There are no elements with 3 letter symbols
• They are named after scientists
• They are named after places
• They have a temporary name until scientists agree on a new name.

The atomic number tells you what?

• number of electrons
• number of protons
• number of neutrons
• both electrons and protons in an atom.

Which element is not a metal?

• H
• Re
• Al
• B

The atoms along the staircase are called 

• metals
• nonmetals
• metalloids
• noble gases

Tags

NGSS.HS-PS1-1