If the 7--2 emission line for a hydrogen atom is at a wavelength of 397nm, where will you find the 3---2 emission line?
a)at a longer wavelength
b)at the same wavelength
c)at a shorter wavelength
d)it cannot be determined from the information given.

and WHY?

Question

If the 7-->2 emission line for a hydrogen atom is at a wavelength of 397nm, where will you find the 3--->2 emission line?
a)at a longer wavelength
b)at the same wavelength
c)at a shorter wavelength
d)it cannot be determined from the information given.

and WHY?

aaronq · Answer

|dw:1378773343932:dw|
the distance transited by an electron is proportional to the energy.

anonymous · Answer

ok...so it would be at a longer wavelength?

aaronq · Answer

yes