Question

what is the maximum wave length of radiation required to remove electron from 1st excited state of li2- ion.​

Answer 1

Answer:

113.7

A

˚

Given: Z=3, from n=1 to n=3

λ

1

=(1.097×10

7

)(3)

2

(1−

9

1

)=8.776×10

7

m

−1

Therefore, Wavelength required is 113.7

Explanation:

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