CK-12-Chemistry Intermediate

(Marvins-Underground-K-12) #1

http://www.ck12.org Chapter 11. Chemical Reactions


Problems



  1. Write balanced chemical equations for the following combination reactions.
    a. Sr(s) + S(s)→
    b. Zn(s) + O 2 (g)→
    c. Li 2 O(s) + H 2 O(l)→

  2. Write balanced chemical equations for the following decomposition reactions.
    a. Na 3 N(s)→∆
    b. SnCO 3 (s)


    c. NCl 3 (l)→
    d. Mg(OH) 2 (s)


  3. Use the activity series to write a balanced chemical equation for the following single-replacement reactions.
    Write NR if no reaction occurs.
    a. Cl 2 (g) + NaF(aq)→
    b. Ca(s) + H 2 O(l)→
    c. Pt(s) + H 2 SO 4 (aq)→
    d. Al(s) + NiBr 2 (aq)→

  4. Write balanced chemical equations for the following double-replacement reactions.
    a. Ca(NO 3 ) 2 (aq) + K 3 PO 4 (aq)→(calcium phosphate precipitates)
    b. HI(aq) + Mg(OH) 2 (aq)→
    c. FeS(s) + HCl(aq)→(aqueous iron(II) chloride is one product)
    d. CuBr 2 (aq) + KOH(aq)→(copper(II) hydroxide precipitates)

  5. Write balanced equations for the combustion of the following compounds.
    a. ethyne (C 2 H 2 )
    b. acetic acid (CH 3 COOH)
    c. hexane (C 6 H 14 )


Further Reading / Supplemental Links



Synthesis reactions:


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