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Formulae and oxidation numbers

Last updated 10 months ago
8 questions
4

What is the oxidation number of iron in each of these compounds?

  • Fe(OH)3
  • FeCl2
  • Fe3(PO4)2
  • FeSO4
  • +1
  • +2
  • +3
  • -3
  • -2
  • -1
5

What is the oxidation number of carbon in each of these compounds?

  • CO
  • CO2
  • H2CO3
  • C
  • CH4
  • +1
  • +2
  • +3
  • +4
  • -2
  • -1
  • 0
1

What is the name of this compound?

1

What is the name of this compound?

1

What is the oxidation number of chromium in the dichromate ion?

1

What is the name of this compound?

1

Click on the maths keyboard to subscript the numbers:
Write the chemical formula for sodium hydrogen carbonate

1

Click on the maths keyboard to subscript the numbers:
Write the chemical formula for aluminium nitrate