A silver Christmas tree can be made by placing copper wire,shaped in the form of a tree,into a silver nitrate solution.The unbalanced equation for the reaction is:Cu+AgNO3=Cu(NO3)2+Age

9.1 define the term oxidation in terms of oxidation numbers
(9.2) write down the following for the reaction above:
9.2.1 formula of the reducing agent
9.2.2 name of the oxidising agent
9.2.3 oxidation half-reaction
9.2.4 balanced net ionic equation using the ion-electron method
9.3 use oxidation numbers to explain your choice of oxidising agent in QUESTION 9.2.2