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6.14.3: Answers Types of Reactions (Exercises)

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    291214
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    Answers

    1.

    a.      CaCO3(s) → CaO(s) + CO2(g)

    b.      2C4H10(g) + 13O2(g)  →  8CO2(g) + 10H2O(g)

    c.      MgCl2(aq) +  2NaOH(aq)  →  Mg(OH)2(s) +  2NaCl(aq)

    d.      2H2O(g) + 2Na(s) → 2NaOH(s) + H2(g)

     

    2.

    a.      Ba(NO3)2, KClO3;

    b.      2KClO3(s) → 2KCl(s) + 3O2(g)

    c.      2Ba(NO3)2(s) → 2BaO(s) + 2N2(g) + 5O2(g)

     

    3.

    a. 4HF(aq) + SiO2(s) → SiF4(g) + 2H2O(l)

    b. double replacement

     

    4. a. I; b. II; c. II; d. III

     

    5.

    a. Redox, Combination

    b. Double Replacement

    c. Redox, Combustion

    d. Redox, Single Replacement

     

    6.

    a.Redox, Single Replacement

    b. Redox, Decomposition

    c. Combination

    d. Double Replacement

     

    7.

    a. Redox, Single Replacement

    b. Double Replacement

    c. Redox, Single Replacement

    d. Decomposition

    e. Double Replacement

     

     

    8.

    a.  H +1, P +5, O -2

    b. Al +3, H +1, O -2

    c.  Se +4, O -2

    d. K +1, N +3, O -2

    e. In +3, S -2

    f. P +3, O -2

     

    9.

    a.       H1+, O2-, S6+

    b.      H1+, O2-, Ca+2

    c.      H1+, O2-, Br1+

    d.      O2-, Cl1-, N5+

    e.      Cl1-, Ti4+

    f.        H1+, Na1-

     

    10.

    a. Na is oxidized, H+ is reduced

    b. Mg is oxidized, Cl2 is reduced

    c. P3- is oxidized, O2 is reduced

    d. C+2 is oxidized, O2 is reduced

     

    11.

    a. Mg is oxidized, Ni+2 is reduced

    b. P3+ is oxidized, Cl2 is reduced

    c. Zn is oxidized, H+ is reduced


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