Write Nernst Equation for the following reactions:-`Cr(s) + 3Fe^(3+)(aq) rarrCr^(3+)(aq) + 3Fe^(2+)(aq)`

Write Nernst Equation for the following reactions:- Al^(3+)aq) +3e^-rarrAl(s)

What sorts of informations can you draw form the following reaction ? (CN)_2(g) + 2OH^(-) (aq) rarr CN^(-) (aq) + CNO^(-)(aq) + H_2O(l)

Write the expression for the equilibrium constant, K_C for each of the following reactions: Fe^(3+) (aq) + 3OH(aq) hArr Fe(OH)_3(s)

Formulate a cell for each of the following reactions:- Sn^(2+)(aq)+2AgCI(s) rarr Sn^(4+)(aq) + 2Ag(s) +2Cl-(aq)

Formulate a cell for each of the following reactions:- Mg(s) + Br_2(l)rarr Mg^(2+)(aq),+ 2Br^-(aq)

Consider the reaction :- Tl^+(aq)+2Ce^(4+)(aq) rarr Tl^(3+)(aq) + 2Ce^(3+)(aq) The rate law for the reaction is as rate = k [Ce^(4+)] [Mn^(2+)] . In the presence of Mn^(2+) the reaction occurs in the following elementary steps: a) Ce^(4+)(aq) + Mn^(2+)(aq) rarr Ce^(3+)(aq)+ Mn^(3+)(aq) ,b) Ce^(4+) (aq) + Mn^(3+)(aq)rarrCe^(3+)(aq) +Mn^(4+)(aq), c) Tl^+ (aq) +, Mn^(3+)(aq)rarr Tl^(3+)(aq) + Mn^(2+)(aq) Identify:-catalyst

Consider the reaction :- Tl^+(aq)+2Ce^(4+)(aq) rarr Tl^(3+)(aq) + 2Ce^(3+)(aq) The rate law for the reaction is as rate = k [Ce^(4+)] [Mn^(2+)] . In the presence of Mn^(2+) the reaction occurs in the following elementary steps: a) Ce^(4+)(aq) + Mn^(2+)(aq) rarr Ce^(3+)(aq)+ Mn^(3+)(aq) , b) Ce^(4+) (aq) + Mn^(3+)(aq)rarrCe^(3+)(aq) +Mn^(4+)(aq) ,c) Tl^+ (aq) +, Mn^(3+)(aq)rarr Tl^(3+)(aq) + Mn^(2+)(aq) :-Identify :- intermediate

Identify the substance oxidised, reduced, oxidising agent and reducing agent for each of the following reactions : HCHO(l) + 2Cu^(2+) (aq) + 5OH^- (aq) rarr Cu_2O(s) + HCOO^- (aq) + 3H_2O(l)

Identify oxidizing agent in the following reactions: Fe_(2)O_(3)+3COrarr2Fe+3CO_(2)

Write the Nernst equation and emf of the following cells at 298 K. Sn_((s))|Sn_(aq)^2+(0.050M)|H_(aq)^+(0.020 M)|H(2(g))(1 bar)Pt_((s)) (Given E_(Sn^(2+)//Sn)^0 =- 0.136 V)