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wavelength emitted by an atom of atomic number Z = 11 is . Find the atomic number for an atom that emits radiation with wavelength 4.
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a
Z = 6
b
Z = 4
c
Z = 11
d
Z = 44
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Correct option is A
f1=vλ1=a11−1 and f2=vλ2=aZ−1By dividing, λ1λ2=10Z−1⇒41=10Z−1⇒Z=6Similar Questions
According to Moseley's law the frequencies of spectral lines of x-rays depends upon the following characteristics of the target element its
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