Chemistry · 2020
JEE Main · 5 September 2020, Shift 2 · Q34
Boron and silicon of very high purity can be obtained through:
Boron and silicon of very high purity can be obtained through :
Official answer
(4)
zone refining
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JEE Main 2020 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.