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in Chemistry by (24.2k points)
Boron can be obtained by various methods but not by :
A. Reduction of `B_(2)O_(3)` with Mg
B. Pyrolysis of `BI_(3)` (van Arkel)
C. Reducing `BCI_(3)` with `H_(2)`
D. electrolysis of fused `BCl_(3)`

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