Grade 7 Polyatomic Ion Formulas Quiz
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Questions and Answers

What is the formula for sulfate ion?

  • SO3^2-
  • SO4
  • SO4^2- (correct)
  • SO3

What is the formula for nitrate ion?

  • NO3^- (correct)
  • NO2
  • NO3
  • NO2^-

What is the formula for carbonate ion?

  • CO4
  • CO3^2- (correct)
  • CO4^2-
  • CO3

What is the formula for hydroxide ion?

<p>OH^- (A)</p> Signup and view all the answers

What is the formula for the phosphate ion?

<p>PO4^-3 (A)</p> Signup and view all the answers

What is the formula for the ammonium ion?

<p>NH4^+ (A)</p> Signup and view all the answers

What is the formula for the chromate ion?

<p>CrO4^-2 (C)</p> Signup and view all the answers

What is the formula for the acetate ion?

<p>C2H3O2^- (A)</p> Signup and view all the answers

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