PES 18/19 Review

Ionic bonds are formed by the sharing of electrons.

• True
• False

What is a covalent bond?

• ionic crystal
• 2 atoms
• shared electrons
• ion exchange

What is the chemical formula for potassium bromide?

• KBr
• KBr2
• PoBr
• K2Br

Tags

NGSS.MS-PS1-1

What is the chemical formula for barium iodide?

• BaI2
• BaI
• Ba2I
• BI

What is the chemical formula for copper (II) sulfide?

• CuS
• Cu2S
• CuS2
• Cu2S2

Tags

NGSS.MS-PS1-1

Name the ionic compound

• Iron bromide
• Iron (II) bromide
• Iron dibromide
• Iron (I) bromide

A reaction in which the products contain more chemical energy than the reactants is

• endothermic
• exothermic
• physical
• none of the above

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

What type of bond forms when atoms share a pair of electrons?

• Ionic
• Covalent
• Hydrogen
• Peptide

Tags

NGSS.MS-PS1-1

LiF - type of bond?

• Covalent
• Ionic
• Metallic

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

NH3 - type of bonding?

• Covalent
• Ionic
• Metallic