+2 to +3
0 to +2
+3 to +2
+3 to 0
Correct answer is C
The oxidation number of Iron in \(FeCl_{3}\) = +3. The oxidation number in \(FeCl_{2}\) = +2.
The quantity of electricity required to discharge 1 mole of univalent ion is ...
To which group and period respectively does an element with 15 electrons belong? ...
Sodium and potassium belong to the same group of the Periodic Table. This is because? ...
C(s) + H2O(g) → H2(g) + CO2(g) ΔG for the reaction above at 1300k is -43KJ. At this temp...
Clothes should be properly rinsed with water after bleaching because? ...
According to Charle's law, the volume of a gas becomes zero at ...
N\(_2\)O\(_4\) ⇔ 2NO\(_2\) (Δ = -ve) From the rea...
Which metal is extracted from bauxite? ...