Properties ALKALI METALS

Alkali metals have _______ conductivity of heat and electricity.

• good

• semi

• poor

• no

Alkali metals react rapidly with ____.

• air

• cold water

• other alkali metals

Tags

NGSS.HS-PS1-5

Alkali metals are inert.

• true

• false

The alkali metal with the smallest atom is ____.

• Cs

• Na

• Li

• K

Tags

NGSS.HS-PS1-1

Alkali metals have ____ density than most metals.

• higher

• lower

Alkali metals are located in column ___ of the periodic table.

• 1

• 2

• 7

• 8

Alkali metals have ___ valence electron(s).

• one

• two

• seven

• eight

Tags

NGSS.HS-PS1-1

Sodium has ___ valence electron(s).

• one

• two

• seven

• eight

Tags

NGSS.HS-PS1-1

The largest atom in the alkali metal group belongs to ___.

• Li

• K

• Cs

• Na

What happened when cesium was dropped into cold water?

• Nothing

• A slight reaction

• Fire erupted.

• the reaction broke the container.

Tags

NGSS.HS-PS1-4