What is the correct name for this polyatomic ion: ClO–
  • hypochlorite
  • chlorite
  • chlorate
  • perchlorate
What is the correct name for this polyatomic ion: CN–
  • carbonate
  • cyanide
  • chromate
  • chromite
What is the correct name for this polyatomic ion: OH–
  • hydrogen carbonate
  • oxonium
  • hydroxide
  • acetate
What is the correct name for this polyatomic ion: NO3–
  • carbonate
  • hydroxide
  • nitrite
  • nitrate
What is the correct name for this polyatomic ion: CrO42–
  • chromate
  • dichromate
  • carbonate
  • ammonium
What is the correct name for this polyatomic ion: PO43–
  • phosphorus tetroxide
  • phosphate
  • sulphate
  • hydroxide
What is the correct formula for the polyatomic ion called chlorate?
  • ClO–
  • ClO2–
  • ClO3–
  • ClO4–
What is the correct formula for the polyatomic ion called perchlorate?
  • ClO–
  • ClO2–
  • ClO3–
  • ClO4–
What is the correct formula for the polyatomic ion called hydrogen carbonate?
  • HCO3–
  • CO32–
  • CrO42–
  • CN–
What is the correct formula for the polyatomic ion called dichromate?
  • CO32–
  • Cr2O72–
  • CrO42–
  • CrO3–
What is the correct formula for the polyatomic ion called sulphate?
  • SO32–
  • HSO4–
  • SO42–
  • CH3COO–
What is the correct formula for the polyatomic ion called ammonium?
  • NH3+
  • NH3
  • CN+
  • NH4+
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