MHT CET (PCB) 2025 9th April Morning Shift | Solid State Question 6 | Chemistry

In ionic solid, anions are arranged in ccp array and cations occupy all the octahedral voids. What is the formula of ionic compound? [consider $\mathrm{A}=$ cation; $\mathrm{B}=$ anion]

$\quad \mathrm{AB}_3$

$\mathrm{A}_2 \mathrm{~B}_3$

$\quad \mathrm{AB}_4$

MHT CET (PCB) 2024 22th April Evening Shift

MCQ (Single Correct Answer)

-0

Calculate the volume of bcc unit cell if the radius of an atom in it is 216.5 pm .

$1.012 \times 10^{-22} \mathrm{~cm}^3$

$1.25 \times 10^{-22} \mathrm{~cm}^3$

$2.130 \times 10^{-22} \mathrm{~cm}^3$

$2.541 \times 10^{-22} \mathrm{~cm}^3$

MHT CET (PCB) 2024 22th April Evening Shift

MCQ (Single Correct Answer)

-0

Calculate the number of atoms in 0.4 gram of metal if it forms fcc structure.

$$ \left[\rho \times \mathrm{a}^3=1.2 \times 10^{-22} \mathrm{~g}\right] $$

$\quad 2.516 \times 10^{22}$

$1.333 \times 10^{22}$

$3.721 \times 10^{22}$

$4.905 \times 10^{22}$

MHT CET (PCB) 2024 22th April Morning Shift

MCQ (Single Correct Answer)

-0

Calculate the molar mass of an element having density $19.2 \mathrm{~g} \mathrm{~cm}^{-3}$ if it forms fcc structure $\left[\mathrm{a}^3 \times \mathrm{N}_{\mathrm{A}}=40 \mathrm{~cm}^3 \mathrm{~mol}^{-1}\right]$

$192 \mathrm{~g} \mathrm{~mol}^{-1}$

$186 \mathrm{~g} \mathrm{~mol}^{-1}$

$210 \mathrm{~g} \mathrm{~mol}^{-1}$

$280 \mathrm{~g} \mathrm{~mol}^{-1}$

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