A) 0.53 Å
B) 1.06 Å
C) 2.12 Å
D) 0.265 Å
Correct Answer: B
Solution :
\[r=\frac{{{n}^{2}}}{Z}({{r}_{0}})\]; Þ \[{{r}_{(n=2)}}=\frac{{{(2)}^{2}}}{2}\times 0.53=1.06\,{\AA}\]You need to login to perform this action.
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