Dissociation equation for CuCrO4

Dissociation Equations Worksheet

Write balanced chemical equations to represent the slight dissociation or the

complete dissociation for 1 mole of the following compounds. In the case of slight

dissociation use a double arrow and for complete dissociation use a single arrow.

Include phase notation in the equations.

1) silver chloride

2) sodium acetate

3) ammonium sulfate

4) calcium carbonate

5) potassium carbonate

6) sodium hydroxide

7) silver chlorate

8) iron(II) sulfate

9) lead(II) phosphate

10) lead(II) chromate

11) iron(III) chloride

12) calcium nitrate

13) iron(III) oxide

14) copper(II) sulfate

15) mercury(II) sulfide

16) zinc chloride

17) lead(II) acetate

18) aluminum phosphate  

Solutions

1) AgCl(s) ↔ Ag+

(aq) + Cl-

(aq)

2) NaC2H3O2(s) Æ Na+

(aq) + C2H3O2

-

(aq)

3) (NH4)2SO4(s) Æ 2NH4

+

(aq) + SO4

2-(aq)

4) CaCO3(s) ↔ Ca2+(aq) + CO3

2-(aq)

5) K2CO3(s) Æ 2K+

(aq) + CO3

2-(aq)

6) NaOH(s) Æ Na+

(aq) + OH-

(aq)

7) AgClO3(s) Æ Ag+

(aq) + ClO3

-

(aq)

8) FeSO4(s) Æ Fe2+(aq) + SO4

2-(aq)

9) Pb3(PO4)2(s) ↔ 3Pb2+(aq) + 2PO4

3-(aq)

10) PbCrO4(s) ↔ Pb2+(aq) + CrO4

2-(aq)

11) FeCl3(s) Æ Fe3+(aq) + 3Cl-

(aq)

12) Ca(NO3)2(s) Æ Ca2+(aq) + 2NO3

-

(aq)

13) Fe2O3(s) ↔ 2Fe3+(aq) + 3O2-(aq)

14) CuSO4(s) Æ Cu2+(aq) + SO4

2-(aq)

15) HgS(s) ↔ Hg2+(aq) + S2-(aq)

16) ZnCl2(s) Æ Zn2+(aq) + 2Cl-

(aq)

17) Pb(C2H3O2)2(s) Æ Pb2+(aq) + C2H3O2

-

(aq)

18) AlPO4(s) ↔ Al3+(aq) + PO4

3-(aq)

Explanation:

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