Writing Formula for Binary Ionic and Covalent Compounds

Covalent bonds are bonds between __________.

• Metals and Metals

• Metals and Nonmetals

• Nonmetals and Nonmetals

• None of the above

Tags

NGSS.HS-PS1-1

Ionic bonds are bonds between __________.

• Metals and Metals

• Metals and Nonmetals

• Nonmetals and Nonmetals

• None of the above

Name this ionic compound: Li₂O.

• Dilithium oxideDilithium oxide

• Lithium oxide

• Lithium dioxide

Name this compound: MgS

(Remember: Check to see if it is a covalent compound or ionic compound first!)

• Magnesium sulfide

• Monomagnesium monosulfide

• Magnesium monosulfide

Name this compound: Al₂S_3.

(Remember: Check to see if it is a covalent compound or ionic compound first!)

• Dialuminum Trisulfide

• Aluminum sulfide

• trialuminum disulfide

• aluminum (II) suldife

What is the formula for magnesium phosphide?

(Remember: Check to see if it is a covalent compound or ionic compound first!)

• Mg₃P₂

• Mg₂P₃

• Mg₂PO₃

• Mg₃(PO₃)₂

Tags

NGSS.HS-PS1-2

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

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

Name this compound: KF.

(Remember: Check to see if it is a covalent compound or ionic compound first!)

• Potassium fluoride

• Potassium fluorite

• Fluorine potasside

• Potassium fluorate