Formulas and Names

What is the formula for magnesium chloride?

• MgCl
• Mg₂Cl
• MgCl₂
• Mg(ClO₃)₂

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

• KO.
• K₂O.
• K₂O₂.
• KO₂.

Tags

NGSS.HS-PS1-1

Which of these combinations is an ionic compound made of?

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

Name the following ionic compound: NaF

• nitrogen fluorine
• sodium fluoride
• nitrogen fluoride
• sodium fluorine

What is the correct name for Al₂O₃?

• Aluminum (III) Oxide

• Aluminum Oxide

• DiAluminum Trioxide

• None of the above

What is the name of Li₃N?

• Trilithium Nitride

• Lithium Nitrite

• Lithium Nitride

• Lithium Nitrate

What is the name of Ba₃(PO₄)₂?

HINT: Use polyatomic chart for this one

• Tribarium diphosphate

• Barium (II) Phosphate

• Barium Phosphate

• Barium Phosphide

What is the name of P₃O₇?

Hint: Both are on the right side of the Periodic Table!

• Phosphate Oxide

• Phosphorous heptaoxide

• Triphosphorous Heptoxide

• none of the above

What is the name of the compound SnO₂?

Hint: What type of metal is Sn?

• Tin Oxide

• Tin Dioxide

• Tin (IV) Oxide

• Tin (II) Oxide

What is the formula for Ammonium Sulfide

HINT: Use your polyatomic chart for the first part NOT the second!

• NH₄S

• (NH₄)₂S

• NH₄SO₄

• none of the above

Tags

NGSS.HS-PS1-2