B2H6+H2O→ X+H2;Na2B4O7+H2O→ Y+NaOH;
X and Y are
H3BO3,H3BO3
HBO2,H3BO3
H3BO3,HBO2
H2B4O7 , H3BO3
B2H6+6H2O→ 2H3BO3+3H2;Na2B4O7+7H2O→4 H3BO3+2NaOH