Chemistry · 2023
JEE Main · 29 January 2023, Shift 2 · Q56
A metal M forms hexagonal close-packed structure. The total number of voids in 0.02 mol of it is ____ × 10^21 (Nearest integer). (. Given. N_A =6.02…
A metal M forms hexagonal close-packed structure. The total number of voids in $\displaystyle 0.02$ mol of it is $\displaystyle \_\_\_\_$ $\displaystyle \times 10^{21}$ (Nearest integer).
$\displaystyle \left(\right.$ Given $\displaystyle \left.\mathrm{N}_{\mathrm{A}}=6.02 \times 10^{23}\right)$
Official answer
From NTA’s final answer key for this paper.
36
More from Solid State
- An atomic substance A of molar mass 12 g mol^-1 has a cubic crystal structure with edge length of 300 pm. The no. of atoms present in one unit cell…2023
- A compound is formed by two elements X and Y. The element Y forms cubic close packed arrangement and those of element X occupy one third of the…2023
- The correct relationships between unit cell edge length ' a ' and radius of sphere ' r ' for face-centred and body-centred cubic structures…2023
- A metal M crystallizes into two lattices:- face centred cubic (fcc) and body centred cubic (bcc) with unit cell edge length of 2.0 and 2.5…2023
- When Fe_0.93 O is heated in presence of oxygen, it converts to Fe_2 O_3. The number of correct statement/s from the following is ____ A. The…2023
- A sample of a metal oxide has formula M_0.83 O_1.00. The metal M can exist in two oxidation states +2 and +3. In the sample of M_0.83 O_1.00, the…2023
- Iron oxide FeO, crystallises in a cubic lattice with a unit cell edge length of 5.0. If density of the FeO in the crystal is 4.0 g cm^-3, then the…2023
- Which of the following represents the lattice structure of A_0.95 O containing A^2+, A^3+ and O^2- ions? A. B. C.2023
JEE Main 2023 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.