A) Sulphate B) Nitrate C) Carbonate D) Phosphate
A) Sulphate B) Phosphate C) Nitrate D) Carbonate
A) Sulphate B) Phosphate C) Nitrate D) Carbonate
A) Calcium Phosphorus Oxide B) Calcium Phosphorus C) Calcium Phosphate D) Calcium Sulphate
A) Narium Sulphate B) Sodium Sulphate C) Narium Sulphurtetraoxide D) Sodium Sulphurtetraoxide
A) Manganese Carbonate B) Magnesium Carbonate C) Manganese Carbontrioxide D) Magnesium Carbontrioxide
A) +1 B) +2 C) -1 D) -2
A) +2 B) -2 C) +1 D) -1
A) 0 B) 2 C) 4 D) 8
A) 4 B) 0 C) 2 D) 6 |