Type II Cations
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Questions and Answers

What is the older name for Chromium(II)?

  • Chromic
  • Cuprous
  • Ferric
  • Chromous (correct)

    • What is the name of the Iron ion with a charge of 3+?

  • Ferric (correct)
  • Iron(IV)
  • Iron(II)
  • Ferrous

    • What is the ion of Copper with a charge of 1+?

  • Cupric
  • Cuprous
  • Copper(I) (correct)
  • Copper(II)

    • What is the older name for Mercury(I)?

    <p>Mercurous</p> Signup and view all the answers

    What is the ion of Tin with a charge of 2+?

    <p>Tin(II)</p> Signup and view all the answers

    What is the older name for Lead(II)?

    <p>Plumbous</p> Signup and view all the answers

    What is the ion of Cobalt with a charge of 3+?

    <p>Cobalt(III)</p> Signup and view all the answers

    What is the ion of Chromium with a charge of 3+?

    <p>Chromium(III)</p> Signup and view all the answers

    What is the ion of Iron with a charge of 2+?

    <p>Iron(II)</p> Signup and view all the answers

    What is the older name for Copper(II)?

    <p>Cupric</p> Signup and view all the answers

    What is the meaning of the prefix 'tetra' in a chemical compound?

    <p>four</p> Signup and view all the answers

    What is the name of the compound CuSO4 · 5H2O?

    <p>copper(II) sulfate pentahydrate</p> Signup and view all the answers

    What is the molecular formula that corresponds to the empirical formula C2H5O?

    <p>C4H10O2</p> Signup and view all the answers

    How many moles of oxygen are present in 35.51 g of oxygen?

    <p>2.219 mol</p> Signup and view all the answers

    What is the process of determining the empirical formula of a compound?

    <p>Using mass percent composition</p> Signup and view all the answers

    What is the first step in reducing the subscripts to whole numbers in the empirical formula?

    <p>Identifying the smallest number of moles</p> Signup and view all the answers

    What does the suffix '-ous' indicate in the naming of ions?

    <p>The ion with the lesser charge</p> Signup and view all the answers

    What is the name of the anion with the symbol F^-?

    <p>Fluoride</p> Signup and view all the answers

    What is the name of the compound CaSO4 · ½H2O?

    <p>Calcium sulfate hemihydrate</p> Signup and view all the answers

    What is the symbol for the iodide ion?

    <p>I^-</p> Signup and view all the answers

    What is the name of the anion with the symbol O2^-?

    <p>Oxide</p> Signup and view all the answers

    What does the prefix 'hemi' mean in the naming of hydrates?

    <p>One half</p> Signup and view all the answers

    What is the name of the anion with the symbol S2^-?

    <p>Sulfide</p> Signup and view all the answers

    What is the name of the anion with the symbol N3^-?

    <p>Nitride</p> Signup and view all the answers

    Study Notes

    Type II Cations

    • Chromium forms two common cations: Cr²⁺ (chromous) and Cr³⁺ (chromic)
    • Iron forms two common cations: Fe²⁺ (ferrous) and Fe³⁺ (ferric)
    • Cobalt forms two common cations: Co²⁺ (cobaltous) and Co³⁺ (cobaltic)
    • Copper forms two common cations: Cu⁺ (cuprous) and Cu²⁺ (cupric)
    • Tin forms two common cations: Sn²⁺ (stannous) and Sn⁴⁺ (stannic)
    • Mercury forms two common cations: Hg₂²⁺ (mercurous) and Hg²⁺ (mercuric)
    • Lead forms two common cations: Pb²⁺ (plumbous) and Pb⁴⁺ (plumbic)

    Common Monoatomic Anions

    • Fluorine forms the anion F⁻ (fluoride)
    • Chlorine forms the anion Cl⁻ (chloride)
    • Bromine forms the anion Br⁻ (bromide)
    • Iodine forms the anion I⁻ (iodide)
    • Oxygen forms the anion O²⁻ (oxide)
    • Sulfur forms the anion S²⁻ (sulfide)
    • Nitrogen forms the anion N³⁻ (nitride)
    • Phosphorus forms the anion P³⁻ (phosphide)

    Hydrates

    • Hemi- prefix indicates ½
    • Mono- prefix indicates 1
    • Di- prefix indicates 2
    • Tri- prefix indicates 3
    • Tetra- prefix indicates 4
    • Penta- prefix indicates 5
    • Hexa- prefix indicates 6
    • Hepta- prefix indicates 7
    • Octa- prefix indicates 8

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    Description

    This quiz covers the formation of cations by various metals, including chromium, iron, cobalt, copper, tin, mercury, and lead. It focuses on the different ionic forms of these metals.

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