Whya are lanthinied renamed as lanthanoids and actinides as actinoids?

Asked by Jaziya | 11th Sep, 2010, 12:00: AM

Expert Answer:

according to IUPAC actinoid means like actinium.But actinium should not be included .hence named actinoid.
whereas in lantanide the name ends with ide ,which indicates negative ions .hence IUPAC changed the name to lanthanoid

Answered by  | 12th Sep, 2010, 02:18: AM

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