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