Ionic and Chemical Formulae

The chemical formula of potassium iodide is _____.

***ILLUSTRATE the ionic bond of potassium iodide -->

• KI

• PI

• KI₂

• K₂I

What is the formula for calcium chloride

• CaCl
• CaCl₂
• Ca₂Cl
• CaCl₃

Barium and Selenium form ?

• BaSe
• Ba₂Se
• Ba₂Se₂
• BaSe₂

What is the chemical formula for Magnesium Iodide?

• MgI
• MnI
• MgI₂
• Mg₂I

What is the formula for Lead (II) iodide?

• PbI

• PbI₂

• Pb₂I

• LbI₂

Name the following ionic compound: NaF

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

Name the following ionic compound: BeCl₂

• beryllium chlorine
• beryllium II chloride
• beryllium chloride
• beryllium dichloride

Name the following ionic compound: Cs₂S

*** ILLUSTRATE the ionic bond between cesium and sulfur --->

• cesium sulfide

• cesium sulfate

• cesium II sulfate

• cesium II sulfide

Write the formula for barium nitride.

• Ba₂N₃

• Ba₃N₂

• BaN

• BaN₃

Cations are

• positive
• negative
• on the right side of the periodic table.
• nonmetals