Thursday 20 December 2012

Technetium=تكنيتيوم


Technetium=تكنيتيوم
WIKIPEDIA


Technetium
Tc
Greek
τεχνητός (technetos)
artificial
descriptive
From Greek τεχνητός (technetos), which means "artificial", because of the first predominantly artificial element. Technetium has also been called Eka-manganese.[25]


Technetium is the chemical element with atomic number 43 and symbol Tc.


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