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18/08/2021 10:33 am
Topic starter
What atomic number of an element "X" would have to become so that the 4th orbit around X would fit inside the I Bohr orbit of H atom?
(a) 3
(b) 4
(c) 16
(d) 25
1 Answer
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18/08/2021 10:36 am
Correct answer: (c) 16
Explanation:
r1 = 0.529 Å;
R4(x) = R1 x \(\frac{n^2}{Z}\)
R4(x) ⇒ \(\frac{0.529 \times (4)^2}{Z}\)
Z = 16