Chemistry · 2022
JEE Main · 29 July 2022, Shift 2 · Q68
Portland cement contains ' X ' to enhance the setting time. What is ' X '?
Portland cement contains ' X ' to enhance the setting time. What is ' X '?
Official answer
(2)
$\displaystyle \mathrm{CaSO}_4 \cdot 2 \mathrm{H}_2 \mathrm{O}$
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JEE Main 2022 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.