kolombiyum

listen to the pronunciation of kolombiyum
Türkçe - İngilizce
columbium
Symbol Cb or Nb
A rare element of the vanadium group, first found in a variety of the mineral columbite occurring in Connecticut, probably at Haddam
a former name for niobium
The former name of niobium
Now more commonly called niobium
{i} metallic element (Chemistry)
Atomic weight 94
Türkçe - Türkçe
Niyobyum