Ionic Compound Formation and Naming Techniques

Why do ions form?

• To become isotopes

• To change their atomic number

• To look like noble gases

• To gain or lose protons

What is the dot structure of a calcium ion (Ca2+)?

• No dots

• Eight dots

• Two dots

• Four dots

What happens during the formation of an ionic compound?

• Formation of covalent bonds

• Formation of metallic bonds

• Transfer of electrons

• Sharing of electrons

Tags

NGSS.MS-PS1-5

What is the chemical formula for aluminum bromide?

• AlBr2

• Al2Br3

• AlBr

• AlBr3

Tags

NGSS.MS-PS1-1

How many valence electrons does oxygen start with?

• Two

• Four

• Six

• Eight

What is the chemical formula for potassium oxide?

• KO

• K2O2

• K2O

• KO2

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

What does the crisscross method help determine?

• The number of protons

• The number of neutrons

• The subscripts in a chemical formula

• The atomic mass

What is the name of the compound with the formula MgS?

• Magnesium sulfur

• Magnesium sulfate

• Magnesium sulfide

• Magnesium sulfite

Tags

NGSS.MS-PS1-1

What is the chemical formula for a compound made from calcium and chlorine?

• Ca2Cl2

• CaCl

• CaCl2

• Ca2Cl

Tags

NGSS.MS-PS1-1

What is the name of the compound with the formula Al2S3?

• Aluminum sulfur

• Aluminum sulfide

• Aluminum sulfite

• Aluminum sulfate

Tags

NGSS.MS-PS1-1