Transition metal naming

Formula for Mercury (II) oxide

Name the compound using appropriate rules:

FeCl₃

What is the name of the following formula: Cu₃N

• copper nitride

• copper (iii) nitride

• copper (i) nitride

• copper (iii) nitrogen (i)

The name of FeCl₂ is

• iron chloride

• iron (II) chloride

• iron (I) chloride

• iron dichloride

The charge number for Fe in Fe₂O₃:

• +2

• +3

• +1

• -2

Because the overall charge in a compound must be ____________, the charge of iron in Fe₂O₃ can be calculated as 3⁺.

• 2⁺
• 1⁺
• 0
• 1^-

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

In the compound TiO₂, titanium has a charge of ______. Hint: The charge on "O" is -2. Use the charge on oxygen to determine the charge on Ti.

• 4⁺

• 2⁺

• 2^-

• 4^-

What is the formula of calcium oxide?

• CaO₂
• CaO
• Ca₂O
• CO

Tags

NGSS.MS-PS1-1

Which of the following compounds is an example of an ionic bond?

• CH₄

• CaCl₂

• CO₂

• NO

Tags

NGSS.HS-PS1-3

Magnesium bromide is an ionic compound with the chemical formula MgBr₂.  What does the "2" tell you?

• There are 2 bromide ions for every magnesium ion
• Bromide has a 2- charge
• Bromide has a 2+ charge
• There are 2 magnesium ions to every bromide ion

Tags

NGSS.MS-PS1-1