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The number of moles of dichromate required to oxidise one mole of ferrous and one mole of ferric oxalate respectively are 1. 0.5 and 1.0 2. 1.0 and 0.5 3. 0.6 and 1.2 4. 0.5 and 0.33

The number of moles of dichromate required to oxidise one mole of ferrous and one mole of ferric oxalate respectively are
 

1.  0.5 and 1.0
2.  1.0 and 0.5
3.  0.6 and 1.2
4. 
0.5 and 0.33
 

Grade:12

1 Answers

Shivangi Khatter
askIITians Faculty 468 Points
5 years ago
dear student,
below given is change in electrons
575-32_WhatsApp Image 2018-11-19 at 18.37.26.jpeg
so 1 mole of ferrous sulphate would require 0.5 mole of dichromate ion.
and 1 mole of ferric sulphate would require (3 * 0.33=) 1 mole of dichromate ion

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