Chemistry Unit 2.3

What is the formula for aluminum fluoride?

• AlF
• Al₂F₃
• AlF₃
• Al₃F₂

How do the following two elements bond together?
Al³⁺  O^2-         

• AlO
• Al₂O₃
• Al₃O₆
• Al₃O₂

Tags

NGSS.MS-PS1-1

LiBr is called

• lithium bromine

• lithium (I) bromine

• lithium bromide

• lithuim (I) bromide

Tags

NGSS.MS-PS1-1

Name the following ionic compound: BeCl₂

• beryllium chlorine

• beryllium II chloride

• beryllium chloride

• beryllium dichloride

What is the formula for magnesium phosphide?

• Mg₃P₂
• Mg₂P₃
• Mg₂PO₃
• Mg₃(PO₃)₂

Tags

NGSS.MS-PS1-1

Which is most likely to form a negative ion?

• a halogen

• a metal

• an element from group 1

• an element with atoms that have eight valence electrons

The chemical formula for an ionic compound of potassium and oxygen is

• KO.
• K₂O.
• K₂O₂.
• KO₂.

Tags

NGSS.MS-PS1-1

Name this compound: 
NaBr

• Bromide sodide
• Sodium bromide
• Sodium bromate
• Sodium bromite

Tags

NGSS.MS-PS1-1

When naming a compound, which of these is written first?

• Metal

• Nonmetal

• Anion

• Cation

When naming a compound, what must the last part be?

• the element with "ide" at the end

• the element with the ending "ite"

• the name of the element