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![[Post New]](/templates/default/images/icon_minipost_new.gif) 13 Nov 2007 19:51:52 IST
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Is the actinide series is included in the IIIB group?do they all hav same valency?
& wat abt lanthenide series?
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actinide and lanthanide series donot include in d block elements
but lanthanum and actinium are IIIB group elements
those series will not have same valency
the series are just named because the before element of that series
are respectively actinium and lanthanum.
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Moderation Team
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