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