Ionic and Covalent Names and Formulas

An ion of bromine with a single negative charge has the symbol and the name

• Br⁺, bromide ion.

• Br^-, bromide ion.

• Br⁺, bromium ion

• Br^-, bromium ion.

The platinum (II) ion and the platinum (IV) ion

• are anions.

• are polyatomic ions.

• have charges of 2+and 4+, respectively.

• have charges of 1+ and 3+, respectively.

What is the name of the compound made of zinc ions, Zn²⁺, and fluoride ions, F^-?

• zinc difluoride

• zinc fluorate

• zinc fluoride

• zinc(II) fluorite

What is the chemical formula for the compound made of tin(IV) ions and chloride, Cl^-, ions?

• SnCl₄

• Sn₂Cl₂

• SnCl₂

• Sn₄Cl

How many atoms are present in one formula unit of barium acetate, Ba (C₂H₃O₂)₂?

• 4

• 8

• 15

• 16

What is the formula for the compound dinitrogen tetroxide?

• N₂O₃

• N₂O₄

• N₃O₂

• N₃O₄

Phosphorous trichloride

• PCl₃
  
• P₃Cl
• P₃Cl₃
• PCL

Bromine monoflouride

• Br₁F₁
• BrF
• Br₂F
• BrF₂

P₂O₅

• Phosphorus Oxide
• Pentaphosphorus Dioxide
• Diphosphorous pentoxide
• Phosphoric Oxygen

An ionic compound of calcium and chlorine would be named

• calcium chlorine.
• calcium chlorite.
• calcium chloride.
• chlorine calcium.