Questions
When the electron jumps from a level n = 4 to n = 1 the momentum of recoiled hydrogen atom will be
a
6.5×10−27 kgms−1
b
12.75×10−19 kgms−1
c
13.6×10−19 kgms−1
d
Zero
detailed solution
Correct option is A
13.6112−142=hvMomentum of photon = hνc = momentum of atom.13.6×1.6×10−19893×108=p=6.5×10−27kgms−1Talk to our academic expert!
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Which of the following cannot be the energy of the electron in the hydrogen atom?
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