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Cerium and Terbium behaves as good oxidising agents in +4 oxidation state. Explain.

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Cerium and Terbium behaves as good oxidising agents in +4 oxidation state. Explain.

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  • The most stable oxidation state of lanthanoids is + 3.
  • Hence, Ce4+ (cerium) and Tb4+ (terbium) tend to get + 3 oxidation state which is more stable.
  • Since they get reduced by accepting electron, they are good oxidising agents in + 4 oxidation state.
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