Properties of Chemical Families

Why are the elements in Group 8A (18) called Noble gases?

• They were discovered by the royal family.

• They are more valuable than other gases.

• They rarely take part in a reaction.

• They are highly reactive.

Which list of elements includes members of the transition metals?

• Iron, nickel, zinc

• helium, neon, argon

• hydrogen, lithium, sodium

• boron, aluminum, gallium

Tags

NGSS.HS-PS1-1

What is the name of this chemical family?

• Noble gases

• representative elements

• alkali metals

• alkali earth metals

All elements in the same group have similar properties due to the same number of ___.

• protons

• neutrons

• atomic mass units

• valence electrons

Elements in the same ________ are more chemically similar.

• group
• period
• club
• table

Tags

NGSS.HS-PS1-1

Which elements have the most similar chemical properties?

• K and Na
• K and Ca
• K and Cl
• K and S

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Lithium (Li) is part of the _ family.

• alkali metals
• alkaline earth metals
• halogens
• Noble gases

Chlorine (Cl) is part of the _ family.

• alkali metals
• alkaline earth metals
• halogens 
• noble gases

Magnesium (Mg) is part of the _ family.

• alkali metals
• alkaline earth metals
• halogens
• noble gases

Neon is part of the _ family.

• alkali metals
• alkaline earth metals
• halogens
• noble gases