Reading Element Square

Diamonds are a pure form of what element?

• Carbon

• Oxygen

• Silicon

• Silver

Tags

NGSS.MS-PS1-1

What period is Oxygen (O) in?

• 2

• 4

• 16

• 4A

What Element is in period 3, group 1

• Fe

• Na

• H

• K

Tags

NGSS.MS-PS1-1

Hydrogen (H) is the lightest element so its atomic number is 1

• true

• false

Groups of elements (the vertical columns) contain elements that are similar to each other.

• true

• false

What does 12.011 represent?

• atomic mass

• atomic number

• element name

• chemical symbol 

Which item on this element square represents the atomic number?

• 13

• Al

• Aluminum

• 26.981538

Look at this picture of Argon off the periodic table. Which of the following is true for this element?

• 18 protons

• 40 protons

• 22 protons

• 21.9 protons

Tags

NGSS.MS-PS1-1

Which number is the atomic mass?

• 79

• 196.97

What information can be found in an element square on the periodic table?

• Atomic number, symbol, and atomic mass

• Atomic number, electron configuration, and isotopes

• Symbol, atomic mass, and melting point

• Electron configuration, isotopes, and density