On the basis of the following Eovalues, the strongest oxidising agent is.
[Fe(CN)6]4-
Fe2+
Fe3+
[Fe(CN)6]3
On the basis of the information available from the reaction.
2.14 V
4.28 V
6.42 V
8.56V
For the cell reaction,
In(C1)
In(C2/C1)
In(C2)
In (C1+C2)
The equivalent conductance of solution of a weak monobasic acid is 8.0 mho cm2 and at infinite dilution is 400 mho cm2.
1.25 x 10-5
1.25 x 10-6
6.25 x 10-4
1.25 x 10-4
Cu+(aq) is unstable in solution and undergoes simultaneous oxidation and reduction according to the reaction.
-0.38 V
+0.49 V
+0.38V
-0.19V
On heating one end of a piece of a metal, the other end becomes hot because of.
Energised electrons moving to the other end.
Resistance of the metal.
Mobility of atoms in the metal.
Minor perturbation in the energy of atoms
the standard emf of the reaction Fe + 2Fe3+ 3Fe2+ will be.
0.111 V
0.330 V
1.653 V
1.212 V
The efficiency of a fuel cell is given by.
The equivalent conductances of Ba2+ and Cl- are 127 and 76 ohm-1 cm-1 eq-1 respectively at infinite dilution. The equivalent conductance of BaCI2 at infinite dilution will be.
139.52
203
279
101.5
Equivalent conductance of NaCI, HCI and C2H5COONa at infinte dilution are 126.45 ,426.16 and 91 ohm-1 cm2, respectively. The equivalent conductance of C2H5COOH is.
201.28 ohm-1 cm2
390.71 ohm-1 cm2
698.28 ohm-1 cm2
540.48 ohm-1 cm2