Question

The wave number of the spectral line in the emission spectrum of hydrogen will equal to 8/9 times
the Rydberg's constant if the electron jumps from
a) n= 10 to n=1 b) n=3 to n=1 c) n = 2 to n=1 d) n = 9 to n=1
2+​

Answer 1

Answer:

c)n=2 to n=1

Explanation:

the correct answer is "c"

because the helium loss 1 e~ to get the octect rule of clectronic configaration of hydrogen