Chemical elements · Directory entry

Bromine

Element 35 · chemical symbol: Br

These Vrulum profiles mention Bromine by name. Read each profile for its specific context; a mention alone does not establish composition, performance or use of the pure element.

For periodic-table data and other properties, consult the Royal Society of Chemistry periodic table.

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Pilot and early commercial

Flow batteries

Flow batteries store energy in liquid electrolytes kept in tanks and pumped past electrochemical cells to charge and discharge. The vanadium version has reached utility scale in China, where a 100 MW / 400 MWh installation was reported as connected to the grid in 2022, but system cost, efficiency and long-term durability are still being established.