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Chemistry
The wavelength (in cm) of second line in the Lyman series of hydrogen atomic spectrum is (Rydberg constant = R cm-1)
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Q. The wavelength (in cm) of second line in the Lyman series of hydrogen atomic spectrum is (Rydberg constant = R cm$^{-1}$)
KEAM
KEAM 2013
A
$\left(\frac{8R }{9 }\right)$
B
$\left(\frac{9 }{8R }\right)$
C
$\left(\frac{4 }{3R }\right)$
D
$\left(\frac{3R }{4 }\right)$
E
$\left(\frac{ 16}{3R }\right)$
Solution:
Correct answer is (b) $\left(\frac{9 }{8R }\right)$