Polyatomic

Carbonate

• Cr₂O₄^2-

• CH₃COO^-

• CO₃^2-

• CN^-

Tags

NGSS.HS-ESS2-6

An -ate or -ite at the end of a compound name usually indicates that the compound contains _____________.

• fewer electrons than protons

• neutral molecules

• only two elements

• a polyatomic anion

Which naming pattern is unique to polyatomic ionic compounds?

• they can have prefixes

• they can end in -ide

• they can end in -ate

• they use Roman Numerals

Which of the following is a polyatomic ion?

What is the charge on the sulfate ion?

• -1

• -2

• -3

• 0

Which of the following compounds contains a polyatomic ion?

The formula for the phosphate ion is:

Which of the following is NOT a polyatomic ion?

• Carbonate

• Bicarbonate

• Sulfate

• Nitrate

Which polyatomic ion is commonly found in baking soda?

• Nitrate

• Sulfate

• Bicarbonate

• Phosphate