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The ratio of (E(2) - E(1)) to (E(4) - E(...

The ratio of `(E_(2) - E_(1))` to `(E_(4) - E_(3))` for `He^(+)` ion is approximately equal to (where `E_(n)` is the energy of nth orbit ):

A

10

B

15

C

17

D

12

Text Solution

Verified by Experts

The correct Answer is:
B
`(E_(4)-E_(3))/(E_(2)-E_(1))=((-(1)/(16))-(-(1)/(9)))/((-(1)/(4))-(-1))=((1)/(9)-(1)/(16))/((3)/(4))=(7)/(144)xx(4)/(3)=(7)/(108)~~(1)/(15)`
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