Calculate radius of a orbit He + n = 2 in m
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Explanation:
Correct option is
A
0.2645A
o
Bohr Radius =
Z
R
0
n
2
where, R
0
=0.529
A
˚
Now, first orbit of He
+
-> n=1,z=2.
R=
2
R
0
=0.2645
A
˚
∴ The radius of first orbit in He
+
ion is 0.2645
A
˚
hope its help you
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