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