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