Formula Review

What is the chemical formula of the compound formed between Ca²⁺ and P^3- ions?

• PCa

• P₂Ca₃

• CaP

• Ca₃P₂

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the chemical formula of the compound formed between Al³⁺ and S^2- ions.

• AlS₃

• Al₂S₃

• S₃Al₂

What is the chemical formula of the compound formed between Ba²⁺ and Br^- ions

• BrBa

• Br₂Ba₂

• BaBr₂

• Br₂Ba

The chemical formula of magnesium phosphide is

• MgP
• Mg₂P₃
• Mg₃P₂
• Mg₃(PO₄)₂

Tags

NGSS.HS-PS1-1

What is Sulfur Trichloride?

• SCl₃
• SiCl₃
• SCl₄
• Si₃Cl

What is the formula for lithium oxide?

• LiO
• LiO₂
• Li₂O
• Li₂O₃

What is the formula for calcium chloride

• CaCl
• CaCl₂
• Ca₂Cl
• CaCl₃

Barium and Selenium form ?

• BaSe
• Ba₂Se
• Ba₂Se₂
• BaSe₂

What is the correct formula for ammonium fluoride?

• NH₄F

• FNH₄

• (NH₄)₇F

• NHF

What is the correct formula for nickel (II) phosphate?

• NiPO₄

• Ni₃(PO₄)₂

• Ni₂(PO₄)₂

• Ni₃P₂