Berilyum, magnezyum, kalsiyum, stronsiyum, baryum ve radyum toprak alkali metalleridir. - Beryllium, magnesium, calcium, strontium, barium and radium are alkaline earth metals.
Berilyum, magnezyum, kalsiyum, stronsiyum, baryum ve radyum toprak alkali metalleridir.
Beryllium, magnesium, calcium, strontium, barium and radium are alkaline earth metals.
The crown was set with six beryls of excellent size and color.