Definitions for rubidium

rubidium ru·bid·i·um

Spelling: [roo-bid-ee-uh m]
IPA: /ruˈbɪd i əm/

Rubidium is a 8 letter English word. It's valid Scrabble word worth 13 points. It's valid Words with friends word worth 17 points.

You can make 98 anagrams from letters in rubidium (bdiimruu).

Definitions for rubidium

noun

  1. a silver-white, metallic, active element resembling potassium, used in photoelectric cells and radio vacuum tubes. Symbol: Rb; atomic weight: 85.47; atomic number: 37; specific gravity: 1.53 at 20°C.

Origin of rubidium

1860-65; New Latin, equivalent to Latin rūbid(us) red (in allusion to the two red lines in its spectrum) + -ium -ium

Examples for rubidium

rubidium occurs widely diffused in nature, but in very small quantities.

Lithia and fluorine are each present to the extent of about 5%; rubidium and caesium are sometimes present in small amounts.

Potassium has nine, rubidium has sixteen, in both cases radiating from a central globe.

The separation of lithium, cæsium, and rubidium is seldom called for, owing to their rarity.

They are all monads and paramagnetic; lithium, potassium and rubidium are positive, while fluorine and manganese are negative.

In rubidium the lines Rb and Rb in the blue, and Rb in the red are almost equally specific.

rubidium platino-chloride is much less soluble than the potassium salt.

At Pala it has been extensively mined for the preparation of lithium and rubidium salts.

He picked up a shard of rubidium that served as a paper weight and toyed with it.

Cæsium and rubidium are separated from potassium by fractional precipitation with platinum chloride.

Word Value for rubidium
Scrable

13

Words with friends

17

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