An element with molar mass 2.7 * 10?² kg mol?¹ forms a cubic unit cell with edge length 405pm. If its density is 2.7 * 10³ kg m?³, the radius of the element is approximately * 10?¹² m (to the nearest integer).
An element with molar mass 2.7 * 10?² kg mol?¹ forms a cubic unit cell with edge length 405pm. If its density is 2.7 * 10³ kg m?³, the radius of the element is approximately * 10?¹² m (to the nearest integer).
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ΔG° = –RT * 2.303 log K
–nFE° = +RT * 2.303 log K
2 * 96500 * 0.295 = 8.314 * 298 * 2.303 log10 K
10 = log10 K = 1010
It has chiral centre and differently di substituted double bonded carbon atoms.
For FCC lattice
Packing efficiency = 
CsCl has BCC structure in which Cl– is present at corners of cube and Cs+ at body centre
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Chemistry NCERT Exemplar Solutions Class 12th Chapter Four 2025
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