Chemistry: Ions and Formulas
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Questions and Answers

What is the formula of the Hydrogen ion?

  • H2+
  • H+ (correct)
  • H3+
  • H-
  • Which of the following is a positive ion (cation)?

  • Ag+ (correct)
  • I-
  • Cl-
  • O²-
  • What is the charge of the Calcium ion?

  • +2 (correct)
  • +1
  • +4
  • +3
  • What is the formula of the Zinc ion?

    <p>Zn2+</p> Signup and view all the answers

    What is the formula of the Aluminium ion?

    <p>Al3+</p> Signup and view all the answers

    Study Notes

    Positive Ions (Cations)

    • Hydrogen ion is represented by the formula H+
    • Sodium ion is represented by the formula Na+
    • Silver ion is represented by the formula Ag+
    • Potassium ion is represented by the formula K+
    • Lithium ion is represented by the formula Li+
    • Ammonium ion is represented by the formula NH4+
    • Barium ion is represented by the formula Ba²+
    • Calcium ion is represented by the formula Ca²+
    • Magnesium ion is represented by the formula Mg2+
    • Copper(II) ion is represented by the formula Cu2+
    • Zinc ion is represented by the formula Zn2+
    • Iron(II) ion is represented by the formula Fe2+
    • Iron(III) ion is represented by the formula Fe3+
    • Aluminium ion is represented by the formula Al3+
    • Lead ion is represented by the formula Pb2+

    Negative Ions (Anions)

    • Chloride ion is represented by the formula Cl-
    • Bromide ion is represented by the formula Br-
    • Fluoride ion is represented by the formula F-
    • Iodide ion is represented by the formula I-
    • Hydroxide ion is represented by the formula ОН-
    • Nitrate ion is represented by the formula NO3-
    • Oxide ion is represented by the formula O²-
    • Sulphide ion is represented by the formula S²-
    • Sulphate ion is represented by the formula SO42-
    • Carbonate ion is represented by the formula CO3²-
    • Hydrogencarbonate ion is represented by the formula HCO3-

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    Description

    Test your knowledge of positive and negative ions, their names and formulas. Learn about the different types of ions, including hydrogen, sodium, chloride, and more.

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