What is the edge length of simple cubic unit cell if radius of atom is $174 \mathrm{pm}$ ?

What is the edge length of simple cubic unit cell if radius of atom is $174 \mathrm{pm}$ ?
  1. $174 \mathrm{pm}$
  2. $492 \mathrm{pm}$
  3. 348 pm
  4. $402 \mathrm{pm}$

Solution

For simple cubic solid $\mathrm{a}=2 \mathrm{r}$ $\therefore \mathrm{a}=2 \times 174=348 \mathrm{pm}$

Asked in: MHT CET 2022 (08 Aug Shift 2)

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