Vertical columns on the periodic table are called ___?

• groups

• periods

• rows

• families

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

• red

• black

• blue

• orange

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

• 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

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

• red

• black

• blue

• orange

Horizontal rows on the periodic table are called ___?

• groups

• periods

• rows

• families

Which family of elements reacts violently with water and exposure to oxygen?

• alkali metals

• alkaline earth metals

• lanthanides

• actanides

• transition metals

Tags

NGSS.MS-PS1-2

The periodic table is mostly comprised of what type of element?

• Metals

• Nonmetals

• Metalloids

Tags

NGSS.HS-PS1-1

What does the 6 represent?

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

Tags

NGSS.MS-PS1-1

What does 12.011 represent?

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

Tags

NGSS.MS-PS1-1