- #1
Bandarigoda
- 36
- 0
Hi everyone,
In my school I was given a problem. It's that Cr2O7-2 + H2S in a acidic medium. And my teacher told that Chromium becomes Cr+3 .
I want to know is there such a way to calculate the oxidation number in acidic medium. Or is it required the experience?
In my school I was given a problem. It's that Cr2O7-2 + H2S in a acidic medium. And my teacher told that Chromium becomes Cr+3 .
I want to know is there such a way to calculate the oxidation number in acidic medium. Or is it required the experience?