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Definition of Atomic Number 21 in English :

Define Atomic Number 21 in English

Atomic Number 21 meaning in English

Meaning of Atomic Number 21 in English

Pronunciation of Atomic Number 21 in English

Atomic Number 21 pronunciation in English

Pronounce Atomic Number 21 in English

Atomic Number 21

see synonyms of atomic number 21

Noun

1. atomic number 21, sc, scandium

a white trivalent metallic element; sometimes classified in the rare earth group; occurs in the Scandinavian mineral thortveitite

WordNet Lexical Database for English. Princeton University. 2010.

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