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