Ionic Bonding

Which element is most likely to gain electrons when bonding?

• Kr

• Ca

• Ba

• Br

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

The formula for cesium sulfide is Cs2S. What does the 2 in the formula tell you?

• cesium has a charge of +2

• there are 2 cesium ions for every 1 sulfide ion

• there are 2 sulfide ions for every 1 cesium ion

• cesium has a charge of -2

Tags

NGSS.MS-PS1-1

Which of the following is the cation found in scandium (III) chloride?

• Sc+2

• Cl+2

• Sc+3

• Cl+1

What is the overall charge of an ionic compound?

• postive

• neutral (zero)

• negative

• it depends on the elements bonding

How many sulfur atoms are needed to form a neutral compound of aluminum sulfide?

• 1

• 2

• 3

• 6

Tags

NGSS.MS-PS1-1

What is the formula for the compound ammonium phosphide?

• (NH4)3PO4

• (NH4)3P

• AlPO4

• \ AmPO3

Tags

NGSS.MS-PS1-1

How many electrons does nitrogen gain when forming an anion?

• 5

• 2

• 3

• 0

How many electrons does phosphorus gain when forming an anion?

• 5

• 2

• 3

• 0

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

This image shows the bonding between Lithium and Fluorine. What does the red arrow show?

• electrons being shared

• electrons being transferred to Fluorine

• electrons being transferred to Lithium

• electrons being destroyed

Tags

NGSS.MS-PS1-2

An ionic bond is the attraction between: (Select ALL that apply)

• oppositely charged ions

• similarly charged ions

• metals and nonmetals

• neutral atoms

• cations and anions