Preparation of copper (ii) nitrate from copper:

molecular form of equation: cu + 4 hno3 → cu(no3)2 + 2 h2o + 2no

net-ionic form of equation:

type of reaction:

oxidation-reduction:

copper (ii) hydroxide from copper (ii) nitrate:

molecular form of equation: cu(no3)2 + 2naoh > 2nano3 + cu(oh)2

net-ionic form of equation:

type of reaction:

oxidation-reduction:

c) copper (ii) oxide from copper (ii) hydroxide:

molecular form of equation: cu(oh)2 --> cuo + h2o

net-ionic form of equation:

type of reaction:

oxidation-reduction:

d) copper (ii) chloride from copper (ii) oxide:

molecular form of equation: cuo + 2hcl > cucl2 + h2o

net-ionic form of equation:

type of reaction:

oxidation-reduction:

e) copper from copper (ii) chloride (reaction of zinc with dissolved copper):

molecular form of equation: cucl2 + zn > cu + zncl2

net-ionic form of equation:

type of reaction:

oxidation-reduction:

f) reaction of zinc with hydrochloric acid:
molecular form of equation:

net-ionic form of equation:

type of reaction:

oxidation-reduction: