The distance between 4th and 3rd orbit of helium is
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Answer:
Explanation:
d3 = 0.529 x n2/z x 10-10 m = 0.529 x 9 x 10-10 m
d2 = 0.529 x 4 x 10-10 m
d3 – d2 = 0.529 x 5 x 10-10 m
= 2.645 x 10-10 m is the distance between the 2nd the 3rd orbits.
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