Binary Ionic Compounds

What is the formula for magnesium phosphide?

• Mg₃P₂
• Mg₂P₃
• Mg₂PO₃
• Mg₃(PO₃)₂

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

• KO.
• K₂O.
• K₂O₂.
• KO₂.

Which is most likely to form a negative ion?

• an element from group 17
• a metal
• an element from group 1
• an element with atoms that have eight valence electrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is a cation?

• positive ion
• Neutral atom
• Two additional protons
• negative ion

Name this compound: 
NaBr

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

Tags

NGSS.MS-PS1-1

Which of these combinations is an ionic compound made of?

• Metal and Metal
• Nonmetal and Nonmetal
• Metal and Nonmetal
• Cation and Cation

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Name this compound: 
KF

• Potassium fluoride
• Potassium fluorite
• Fluorine potasside 
• Potassium fluorate

Tags

NGSS.MS-PS1-1

Which of these compounds is ionic? 

• Carbon dioxide
• Dinitrogen Trioxide
• Silicon tetrachloride
• Lithium bromide

LiBr is called

• lithium bromine
• lithium (I) bromine
• lithium bromide
• lithuim (I) bromide

What is the correct formula for Sodium Oxide?

• NaO
• NaO₂
• Na₂O
• Na₂O₂

Tags

NGSS.MS-PS1-1