2.1 mapping the PT groups and periods (Quizizz)

Which group is this element in?

Beryllium

• Alkali Metals

• Alkaline Earth Metals

• Transition Metals

• Halogens

• Noble Gases

Answer explanation

This element has an electronic structure of 2,2. All alkaline earth metals have 2 valence electrons

Which group is this element in?

Calcium

• Alkali Metals

• Alkaline Earth Metals

• Transition Metals

• Halogens

• Noble Gases

Answer explanation

This element has an electronic structure of 2,8,8,2. All alkaline earth metals have 2 valence electrons

Which group is this element in?

Lithium

• Alkali Metals

• Alkaline Earth Metals

• Transition Metals

• Halogens

• Noble Gases

Answer explanation

This element has an electronic structure of 2,1. All alkali metals have 1 valence electron

Which group is this element in?

Magnesium

• Alkali Metals

• Alkaline Earth Metals

• Transition Metals

• Halogens

• Noble Gases

Answer explanation

This element has an electronic structure of 2,8,2. All alkaline earth metals have 2 valence electrons

Which group is this element in?

Potassium

• Alkali Metals

• Alkaline Earth Metals

• Transition Metals

• Halogens

• Noble Gases

Answer explanation

This element has an electronic structure of 2,8,8,1. All alkali metals have 1 valence electron

Which group is this element in?

Sodium

• Alkali Metals

• Alkaline Earth Metals

• Transition Metals

• Halogens

• Noble Gases

Answer explanation

This element has an electronic structure of 2,8,1. All alkali metals have 1 valence electron

Which group is this element in?

Fluorine

• Alkali Metals

• Alkaline Earth Metals

• Transition Metals

• Halogens

• Noble Gases

Answer explanation

This element has an electronic structure of 2,7. All halogens have 1 electron less than a full valence shell

Which group is this element in?

Chlorine

• Alkali Metals

• Alkaline Earth Metals

• Transition Metals

• Halogens

• Noble Gases

Answer explanation

This element has an electronic structure of 2,8,7. All halogens have 1 electron less than a full valence shell

Which group is this element in?

Bromine

• Alkali Metals

• Alkaline Earth Metals

• Transition Metals

• Halogens

• Noble Gases

Answer explanation

This element has an electronic structure of 2,8,18,7. All halogens have 1 electron less than a full valence shell

Which group is this element in?

Iodine

• Alkali Metals

• Alkaline Earth Metals

• Transition Metals

• Halogens

• Noble Gases

Answer explanation

This element has an electronic structure of 2,8,18,18,7. All halogens have 1 electron less than a full valence shell