JEE Main & Advanced
Chemistry
The Solid State / ठोस प्रावस्था
Question Bank
Numerical Value Type Questions - Solid State
question_answer
A crystalline solid of a pure substance has a face-centred cubic structure with a cell edge of 400 pm. If the density of the substance in the crystal is\[8\,g\,c{{m}^{-3}}\], then the number of atoms present in 256 g of the crystal is\[N\times {{10}^{24}}\] . The value of N is