Table 1: Composition of the vanadium oxide samples used.

SampleOxide takenAmount taken (gm)Total amount (gm)% of
OxideH3BO3

1VO0.65431.00651.66149.79
2V2O30.73560.99951.73550.00
3VO20.81341.00371.81749.96
4V2O50.89131.00271.89449.93