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