Grid 1 LO1D Properties of Elements

Groups 1 and 2 are always...

• found in nature combined with other elements

• liquid at room temperature

• not reactive with any other element

• the heaviest elements

What are two characteristics of the alkali metals group?

• They are all liquids and don't react

• They are silvery solids and Increase in reactivity from top to bottom

• Are dull and black and are very reactive

• React only with oxygen and are all gases

Which group below is a little denser, harder and has a higher melting point than the alkali metals?

• Halogens

• Noble Gases

• Alkali Metals

• Transition Metals

This group is used in lots of products and are all metals except one. Contains Aluminum and Gallium.

• Boron Family

• Carbon Group

• Nitrogen Group

• Oxygen Group

This group contains the element that makes up 80% of our air, yet we get this from plants instead.

• Boron Family

• Carbon Group

• Nitrogen Group

• Oxygen Group

Tags

NGSS.MS-LS1-6

This group contains the element that exists in every living thing but also contains the metalloid silicon and metals tin and lead.

• Boron Family

• Carbon Group

• Nitrogen Group

• Oxygen Group

This group contains elements that are essential for life.

• Boron Family

• Carbon Group

• Nitrogen Group

• Oxygen Group

Tags

NGSS.HS-LS1-6

NGSS.HS-LS1-7

NGSS.HS-LS2-5

The halogen group are known to form what item?

• sugar

• rocks

• metal

• salt

Tags

NGSS.MS-PS1-5

As you move down the groups, the halogens do what?

• become more reactive

• become less reactive

• become more metallic

• become more solid

True or false: The noble gases rarely combine with other elements.

• True

• False