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Answers to Practice Finding Name and Formula

  • Page ID
    14634
  • 1. Which of the following are ionic compounds? Which are covalent compounds? Name each compound.

    #

    Formula

    Ionic or Covalent?

    Name

    a)

    MgF2

    I

    magnesium fluoride

    b)

    CCl4

    C

    carbon tetrachloride

    c)

    NaC2H3O2

    I

    sodium acetate

    d)

    Fe(NO3)3

    I

    iron (III) nitrate

    e)

    CoPO4

    I

    cobalt (III) phosphate

    f)

    Al2S3

    I

    aluminum sulfide

    g)

    HCl

    C

    hydrochloric acid

    h)

    (NH4)2CO3

    I

    ammonium carbonate

    2. Name the following ionic compounds:

    1. Na2SO4 sodium sulfate
    2. K2S potassium sulfide
    3. CuNO3 copper(I) nitrate
    4. Ba3(PO4)2 barium phosphate

    3. Give the formulas for the following ionic compounds:

    1. aluminum hydroxide Al(OH)­3
    2. iron (III) nitride FeN
    3. magnesium phosphate Mg3(PO4)2
    4. ammonium sulfate (NH4)2SO4
    5. silver carbonate Ag2CO3
    6. manganese (II) nitrate Mn(NO3)2

    4. Give the formulas for the following covalent compounds:

    1. sulfur trioxide SO3
    2. hydrobromic acid HBr
    3. carbonic acid H2CO3
    4. dinitrogen tetrachloride N2Cl4

    5.

    Name

    Formula

    1

    Potassium chloride

    KCl

    2

    Cobalt(II) hydroxide

    Co(OH)2

    3

    Sulfur dioxide

    SO2

    4

    Iron(II) phosphate

    Fe3(PO42

    5

    Acetic acid

    HC2H3O2

    6

    Lithium sulfide

    Li2S

    7

    ammonium carbonate

    (NH4)2CO3

    8

    dinitrogen tetroxide

    N2O4

    9

    silver sulfate

    Ag2SO­4

    10

    magnesium nitrate

    Mg(NO32

    11

    copper(II) bicarbonate

    Cu(HCO3)2

    12

    aluminum phosphide

    AlP

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