Boron can be obtained by :

Chemistry S and P - Block Elements (S - Block Elements Not In Syllabus ) General Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 12, 2026

reduction of B 2 O 3 by C.

reduction of BCl 3 with H 2 at 1270 K.

thermal decomposition of boron halides at 1173 K.

electrolytic reduction of KBF 4 in KF at 1073 K.

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(b,c,d)

2BCl 3 + 3H 2 2B + 6HCl

2BCl 3 B + 3Cl 2

K + [BF 4 ] – K + + [BF 4 ] –

[BF 4 ] – + e – B + 2F 2 (At anode)

K + + e – K (At cathode)

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