The cell reaction 2Ag^+(aq)+H_2(g)to2H^+(aq)+2Ag(s) ,best represented by :
In the reaction 2Al(s)+6HCl(aq)to6Cl^(-)(aq)+3H_2
If K_c for the reaction Cu^(2+)(aq)+Sn^(2+)(aq)toSn^(4+)(aq)+Cu(s) at 25^(@) C is represented as 2.6xx10^y then find the value of y. (Given: E_(Cu^(2+)"|"Cu)^(@)=0.34V,E_(Sn^(4+)"|"Sn^(2+)^(@)=0.15V)
Consider the following reactions: Zn(s)+cu^(2+)(aq)rarrZn^(2+) (aq)+Cu(s) With reference to the above reaction which one of the following is correct statement:
In the cell reaction: 2Al(s)+3NI^(2+)(aq)rarr2Al^(3+)(aq)+3Ni(s) The value of n is
Electrode potential of the half Pt(s)|Hg(l)| Hg_(2)Cl_(2)(s) | Cl^(-)(aq) can be incresed by :
The cell reaction Cr_2O_7^(2-)(aq)+14H^+(aq)+6Fe^(2+)(aq)to6Fe^(3+)(aq)+2Cr^(3+)(aq)+7H_2O(l) is best represented by:
Complete the reaction : Cu^(2+) (aq) + NH_3 (aq.) rarr
The cell Pt|H_(2)(g) (1bar) |H^(+)(aq),pH=x||Cl^(-)(1M)|Hg_(2)Cl_(2)|Hg|Pt has emf of 0.5755 V at 25^(@)C the SOP of calomel electrode is -0.28V then pH of the solution will be
Complete the following chemical reaction equations . Cr_2O_7^(2-) (aq) + Fe^(2+) (aq) + H^+ (aq) to