Apparent charge on atom in molecule is___________________?

A. Valency
B. Coordination number
C. Oxidation number
D. Charge number

In K2Cr2O7 the oxidation number of chromium is____________________?

A. 7
B. 6
C. -7
D. -6

The degree of dissociation of week electrolyte increases as________________?

A. Pressure increases
B. Dilution decreases
C. Dilution increases
D. None

In electrolytic solution conductance of electricity is due to _____________________?

A. Free electrons
B. Ions
C. Metals
D. Electrodes

Reaction at anode is called________________?

A. Oxidation
B. Reduction
C. Redox
D. Decomposition

Decrease in oxidation number is called__________________?

A. Oxidation
B. Reduction
C. Oxidation-reduction
D. All of above represent same entity

Right half cell contains _____________ electrode?

A. A1
B. Zn
C. Cu
D. Fe

Salt bridge transfers_______________?

A. Electrons
B. Anion
C. Current
D. Ions

E0red of an element cab be calculated by comparing it with _____________________?

A. New electrode of same element
B. She
C. 1m solution of ions of respective element
D. 2m solution of hci

Potential of SHE is considered as__________________?

A. Zero
B. Unity
C. Constant
D. Multiple of 1