Exam (elaborations)
OCR 2023 Chemistry B H433/02: Scientific literacy in chemistry A Level Question Paper & Mark Scheme (Merged)
The element bromine is extracted from seawater. Bromide ions are present in seawater in very low concentrations compared with chloride ions. (a) (i) Excess chlorine is added to acidified seawater, forming aqueous bromine. Write an ionic equation for the reaction of chlorine with bromide ions and...
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