Polyatomics

What is the chemical formula for the phosphate ion?

• PO4 -3

• OH -

• CO3 -2

• NH4 +1

Which polyatomic ion has the formula OH -?

• Hydroxide

• Carbonate

• Sulfate

• Nitrate

What is the charge on the ammonium ion?

• +1

• -1

• -2

• +2

Which of the following is the formula for the sulfate ion?

• SO4 -2

• NO3 -

• CO3 -2

• PO4 -3

What is the chemical formula for the nitrate ion?

• NO3 -

• NH4 +1

• SO4 -2

• OH -

What is the formula for ammonium?

• NH2 +2

• NH4 +2

• NH4 +1

• NH3 -2