Lanthanum - Periodic Table of Videos

Lanthanum is the first of the rare earth minerals. Hear a mnemonics used by chemists to remember the order of the lanthanide series. More at http://www.periodicvideos.com/

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Science & Technology

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• lanthanum

[chrisofnottingham]

That mnemonic is so random it's barely easier than just remembering the list of elements! :-)

[slateflash]

Why are scandium and yttrium considered as rare earths?

[Mishuntertatgenhorst]

What was the rhyme again? Does anyone know when Lanthanum was added to the periodic table.

[catsfromhell1]

@BigTex541 No.

[Debbie321lopez]

Holmium (Ho) and Erbium (Er), makes Hoer (whore) in Dutch, and that how a teacher at my school lets students know the rare earth elements.

[TheMagicCamcorder]

Languid centers play notes promises small European golden tongues dinosaurs huckalapede thrumming yellow lutes???

[BigTex541]

@Demonlogist Chuck Norris sends you a round-house kick.

[vmelkon]

Lanthanum, the slightly radioactive element.

[FordPrefect23]

Lanthanum is also used in camera lenses, many older soviet lenses make use of it and they are excellent lenses.

[Demonlogist]

Ladies Can't Put Nickels Properly into Slot-machines. Every Girl Tries Daily, However, Every Time You Look.

This seems more memorable

[KyuubiNaruto1337XD]

no they aren't they just are put into the same group because they have the same properties as each other, and because they have the same number of valence electrons