Ionic Bonding Review

IONIC BONDING REVIEW

I can identify the number of core and valence electrons.

I can identify how an ionic bond forms.

Multiple Choice

How many core electrons are in the element below?

• 28

• 30

• 34

• 36

Multiple Choice

How many valence electrons are in the element below?

• 2

• 4

• 6

• 8

Multiple Choice

Valence electrons as you go down a group

• increases.

• decreases.

• stays the same.

Multiple Choice

Valence electrons as you go across a period

• increases.

• decreases.

• stays the same.

Multiple Choice

Core electrons are you go down a group

• increases.

• decreases.

• stays the same.

Multiple Choice

Core electrons are you go across a period

• increases.

• decreases.

• stays the same.

Multiple Choice

Which of the following statements BEST describes a ionic bond?

• An ionic bond forms when a METAL transfers its VALENCE electrons to a NONMETAL.

• An ionic bond forms when a METAL transfers its CORE electrons to a NONMETAL.

• An ionic bond forms when a NONMETAL transfers VALENCE electrons to a METAL.

• An ionic bond forms when a NONMETAL transfers CORE electrons to a METAL.

Multiple Choice

How many valence electrons does magnesium have?

• 1

• 2

• 3

• 4

Multiple Choice

How many valence electrons does chlorine have?

• 5

• 6

• 7

• 8

Multiple Choice

How many chlorine atoms do you need in order to bond with magnesium?

• 1

• 2

• 3

• 4

Multiple Choice

Which of the following is the chemical formula when magnesium forms an ionic bond with chlorine?

• MgCl

• MgCl₂

• Mg₂Cl

Open Ended

Why do atoms lose or gain electrons?