1. Rb [ Synonyms: atomic number 37, rubidium] | |
A soft silvery metallic element of the alkali metal group; burns in air and reacts violently in water; occurs in carnallite and lepidolite and pollucite
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چاندی جیسا ایک دھاتی عنصر۔ |
Prize Bonds Software in Pakistan The "Mega Prize Bonds" software allows searching of prize bonds in dif ... Read more