Question
Na2 [B4O5(OH)4].8H2Oreacts with HCl forms X and X is heated forms Y and y react with Na forms Z ... determine Z ? answer is B ( where B is boron ) plese write mechanism.......
Joshi sir comment
Borax + HCl --------------> H3BO3 + NaCl + H2O
H3BO3 ----------------Heated----------> B2O3 + H2O
B2O3 + Na ----------------> B + Na2O