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