Write the half reactions for the following redox reaction.
`Zn(s) + 2H^+ (aq) rarr Zn^(2+) (aq) + H_2(g)`

Write the half reaction for the following redox reaction. 2Fe^(3+)(aq) + 2l (aq) rarr I_2 (s) + 2Fe^(2+) (aq)

Write the half-reactions for the following redox reactions: a) '2 Fe^(3+)(aq)+2 I-(aq) rarr 2 Fe^(2+)(aq)+l_2(aq)' b) 'Zn(s)+2 H^+(aq) rarr Zn^(2+)+H_2(g)' c) 'Al(s)+3 Ag^+(Aq) rarr Al^(3+)(aq)+ 3 Ag(s)'

Write half equations for each of the following redox reactions: i) 'Zn(s)+PbCl_2(aq) rarr Pb(s)+ZnCI_2(aq)' ii) '2 Fe^(3+)(aq)+2 I-(aq) rarr I_2(aq)+2 Fe^(2+)(aq)' iii) '2 Na(s)+Cl_2(g) rarr 2 NaCl(s)'

Complete the following reaction. (Zn_(s) + NaOH_(aq) rarr^(heat) ……………….)

Identify the limiting reagent in the above reaction. Zn_(s) + HCl_(aq) rarr ZnCl_(2(aq)) + H_(2(g))

Identify the oxidant and reductant in the following reactions. a) 'Zn(s)+ 1/2 O_2(g) rarr ZnO(s)' b) 'C H_4(g)+4 Cl_2(g) rarr CCl_4(g)+4 HCl(g)' c) 'I_2(a q)+2 S_2 O_3 ^(2-)(a q) rarr 2 I(a q)+S_4 O_6^(2-)(a q)' d) 'Zn(s)+2 H^+(a q) rarr Z n^(2+)(a q)+H_2(g)'

Find out the oxidising agent and reducing agent in the following reaction: Cu(s)+2Ag^(+) (aq)rarr Cu^(2+) (aq) + 2Ag(s)

E^(@) for the electrochemical cell Zn(s) | Zn^(2+)1M (aq)|| Cu^(2+) 1M(aq)| Cu (s) is 1.10 V at 25^(@) C. The equilibrium constant for the cell reaction, Zn(s)+Cu^(2+) (aq.) rarr Zn^(2+) (aq.) + Cu(s) will be:

Is the chemical reaction given below wrong? Explain the reason: Cu(s)+2HCl(aq) rarr CuCl_2 (aq)+H_2(g)