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  • Compare the chemistry of actinoids with that of the lanthanoids with special reference to: chemical reactivity.

8.20 Compare the chemistry of actinoids with that of the lanthanoids with special reference to:

(iv) chemical reactivity.

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In lanthanoid series, an earlier member of the series is more reactive, and that is comparable to . with an increase in atomic number, lanthanoids starts behaving similar to aluminium.
Actinoids are highly reactive metals, especially when they are finally divided. When we add them into the water, they give a mixture of oxide and hydride. Actinoids combine with most of the non-metals at moderate temperature. Alkalies have no action on these actinoids metals

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