ElectrochemistryHard

Question

The oxidation number of sulphur in H₂S₂O₇ is :

Options

A.+ 2

B.+ 6

C.+ 4

D.+ 8

Solution

Oxidation number of sulphur in H₂S₂O₇ can be calculated as follows: 2 + 2x - 14 = 0
2x = 14 - 2 = 12
x = = 6

Create a free account to view solution

View Solution Free

Topic: Electrochemistry·Practice all Electrochemistry questions

More Electrochemistry Questions

The molar conductance of a strong electrolyte at infinite dilution...Pt (H2) | pH = 2 | pH = 3 | Pt (H2) 1 atm 1 atmThe cell reaction for the given cell is...Consider the electrode Ag | AgCl(s), Cl-(0.1 M), i.e., silver electrode in contact with 0.1 M KCl solution saturated wit...Passage of 96,500 coulomb of electricity liberates ________ L of O2 at 273°C and 2 atm during electrolysis....Calculate Ka of acetic acid if its 0.05 M solution has molar conductivity of 7.814 × 10−4 Ω−1 m2 mol−1 at 25°C. Given: $...