Answer whether under standard conditions the following reactions are possible or not. (1) Will Fe reduce Fe+ to Fe+? (ii) Will the permanganate ion MnO4 liberate O from water in the presence of an acid? (ii) Will O oxidize gold to Au(CN) in the presence of CN and OH ions? (iv) Would you use silver spoon to stir a solution of Cu(NO3)? (v) Will ceric sulphate react with KI? (vi) Will lead react with AgNO3 solution? (vii) Will permanganate ions in acidic medium oxidize oxalic acid? (viii) Will dichromate ions in acidic medium oxidize Fe+ to Fe+? (ix) Will Fe+ ions be reduced to Fe+ by Sn+ ions? (x) Will Fe+ ions in acidic medium oxidize diphenylbenzidine and N-phenylanthranilic acid indicators?