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Cerium `(Z= 58)` is an important nember of the lanthanoids . Which of the following statements about cerium is incorrect ?A. Cerium (IV) acts as an oxidizing agentB. The `+3` oxidationg state of cerium is more stable than the ` +4` oxidation stateC. The ` +4` oxdation state of cerium is not known in solutionsD. The common oxidation states of cerium are ` +3` and `+4` . |
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Answer» Correct Answer - C `Ce^(4+)` is oxidizing agent and known in solution `Ce^(4+)+Fe^(2+)rarrCe^(3+)+Fe^(3+)`. |
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