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