Periodic table

The vertical (up and down) columns in the Periodic Table are called

• groups

• towers

• periods

• atomic numbers

The Modern Periodic Table of Elements is arranged by

• atomic mass
• atomic number
• valence electrons
• number of isotopes

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Sodium (Na) is found in period 

• 3
• 2
• 4
• 1

Tags

NGSS.HS-PS1-1

The phases of the moon are __________ because they repeat in a pattern.

• periodic
• group
• awesome
• halogens

Tags

NGSS.MS-ESS1-1

What does the 6 represent?

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

Tags

NGSS.HS-PS1-1

the basic structural unit of matter

• atom

• matter

• element

• nucleus

Tags

NGSS.MS-PS1-1

GOLD

• Al
• Ag
• Ar
• Au

Tags

NGSS.MS-PS1-1

COPPER

• C
• Ca
• Cu
• Cl

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

SODIUM

• S
• So
• N
• Na

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is krypton?

• element
• compound
• mixture

Tags

NGSS.MS-PS1-1