[['Pa2O5', 'C_(PM)', '547.6'], ['Pa2O5', 'A_(PM)', '547.6'], ['Pa2O5', 'COLOR', 'white'], ['Pa2O5', 'B_(PM)', '547.6'], ['[TABLECONTEXT]', 'FORMULA', 'Pa2O5'], ['[TABLECONTEXT]', '[TITLE]', 'Protactinium']]
_____ is a white chemical compound containing protactinium with a, b, and c lattice constant values of 547.6.