Chemistry · 2023
JEE Main · 15 April 2023, Shift 1 · Q65
Which one of the following is not an example of calcination?
Which one of the following is not an example of calcination?
Official answer
From NTA’s final answer key for this paper.
(4)
$\displaystyle 2 \mathrm{PbS}+3 \mathrm{O}_2 \xrightarrow{\Delta} 2 \mathrm{PbO}+2 \mathrm{SO}_2$
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JEE Main 2023 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.