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Formulae and oxidation numbers

Posljednje ažuriranje over 1 year ago

8

4

5

1

1

1

1

1

Pitanje 7

7.

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

1

Pitanje 1

1.

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

Fe(OH)₃
FeCl_²
Fe₃(PO₄)₂
FeSO₄

+1
+2
+3
-3
-2
-1

Pitanje 2

2.

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

CO
CO₂
H₂CO₃
C
CH₄

+1
+2
+3
+4
-2
-1
0

Pitanje 3

3.

What is the name of this compound?

Pitanje 4

4.

What is the name of this compound?

Pitanje 5

5.

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

Pitanje 6

6.

What is the name of this compound?

Pitanje 8

8.

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