Lanthanum is a soft, ductile, silvery-white brownish actinic aspect with attribute La and diminutive amount 57. It tarnishes rapidly if apparent to air and is bendable abounding to be cut with a knife.Lanthanum has no biological role and is not actual toxic.
It gave its name to the lanthanide series, a accumulation of 15 agnate elements amid lanthanum and lutetium in the alternate table: it is aswell sometimes advised the aboriginal aspect of the 6th-period alteration metals. As such, it about consistently assumes the blaze accompaniment +3.
more about: Lanthanum nitrate
from: Metal Powder
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