Ionic Bonding Test Review

What is the name of the ionic compound K₃N?

• potassium nitride

• potassium (III) nitride

• potassium (I) nitride

• potassium nitrogen

• potassium⁺³ nitride^-1

What is the formula for the ionic compound iron (III) oxide?

• Fe₃O₂

• Fe₂O₃

• FeO

• Fe₆O₃

• Fe₂O

Tags

NGSS.HS-PS1-2

Which of following are properties of ionic bonds? (YOU MAY SELECT MORE THAN ONE ANSWER)

• High melting point

• Low melting point

• Solid at room temperature

• Gas at room temperature

• Conducts electricity when dissolved in water

What charge will bromine form when becoming an ion?

• 1+

• 1-

• 7+

• 7-

• 0

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What charge will barium (Ba) form when becoming an ion?

• 6+

• 6-

• 2+

• 2-

• 0

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many valence electrons does sulfur have?

• 2

• 6

• 16

• 3

• 7

Tags

NGSS.HS-PS1-1

In the ionic compound, Ca₃N₂, what does the 2 indicate?

• Nitrogen has a -2 charge

• Nitrogen has 2 valence electrons

• Calcium has a -2 charge

• There is a 3:2 ratio - the 2 indicates the number of nitrogen ions

• There is a 3:2 ratio - the 2 indicates the number of calcium ions

When writing the formula for an ionic compound - which of the following rules must be followed? (YOU MAY SELECT MORE THAN ONE ANSWER)

• The cation (metal) must be written first

• The anion (nonmetal) must be written first

• The number 1 cannot be written as a subscript

• You should not reduce subscripts

When creating a dot diagram for an atom - how do you know how many electrons to place around each symbol?

• Use the charge the ion creates

• Use the number of valence electrons

• Use subscript from the formula

• Use the atomic number

How many total electrons are transferred from the cation to the anion in the formation of sodium phosphide?

• 1

• 5

• 8

• 3

Tags

NGSS.HS-PS1-2