SNC 2PO POLYATOMIC IONS AND COMPOUNDS ELEMENT AND POLYATOMIC ION a) magnesium and chlorate b) lithium and hydroxide c) calcium and phosphate d) sodium and bicarbonate e) silver and nitrate f) zinc and carbonate g) aluminum and sulphate h) beryllium and hydroxide i) potassium and sulphate j) barium and nitrate k) calcium and bicarbonate FORMULA OF POSITIVE ION FORMULA OF NEGATIVE ION FORMULA OF COMPOUND NAME OF COMPOUND