(9am to 6pm)

Ask Questions, Get Answers

Want help in doing your homework? We will solve it for you. Click to know more.

Rare earth elements are generally called as

$\begin {array} {1 1} Lanthanides \\ Actinides \\ Alkali \;metals \\Alkaline\;metals \end {array}$

1 Answer

Need homework help? Click here.
Lanthanides [rare-fleries-first inner transition]$\rightarrow 6^{th}$ period.
As defined by IUPAC, a rare earth element (REE) or rare earth metal is one of a set of seventeen chemical elements in the periodic table, specifically the fifteen lanthanides plus scandium and yttrium.
answered Jan 29, 2014 by sreemathi.v
edited Aug 1, 2014 by balaji.thirumalai

Related questions