Lithium element has 2 protons in its nucleus, and 3 eletrons circling around.
It is easy for lithium to lose 1 electron and becomes lithium ion Li+.
Lithium compounds are widely exists.
• Lithium Oxide, Li2O
• Lithium Chromate Dihydrate, Li2CrO4.2H2O
• Lithium Permanganate, LiMnO4
• Lithium Sulfate, Li2SO4
• Lithium Phosphate, Li3PO4
• Lithium Dichromate, Li2Cr2O7
• Lithium Hydrogen Phosphate, Li2HPO4
• Dilithium Sulfite, Li2SO3