Chemistry · 2022
JEE Main · 28 July 2022, Shift 1 · Q82
An element M crystallises in a body centred cubic unit cell with a cell edge of 300 pm. The density of the element is 6.0 g cm^-3. The number of…
An element M crystallises in a body centred cubic unit cell with a cell edge of $\displaystyle 300$ pm . The density of the element is $\displaystyle 6.0 \mathrm{~g} \mathrm{~cm}^{-3}$. The number of atoms present in $\displaystyle 180$ g of the element is \_\_\_\_ $\displaystyle \times 10^{23}$. (Nearest integer)
Official answer
22
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JEE Main 2022 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.