Question

What is the oxidation number of sulfur in na2s2o3?



1.



â1

2.



+2

3.



+6

4.



+4?

Answer 1

Na₂S₂O₃

(+1 × 2) + (2 × x) + (-2 × 3) = 0

2+2x-6 = 0

2x-4 = 0

2x = 4

x = 4/2

x = +2....