Questions
An alpha-particle is projected towards a stationary Cu nucleus, an Au nucleus and an Ag nucleus with same speed from a large distance. The distances of closest approaches were found to be , and respectively. Which of the following is correct?
detailed solution
Correct option is C
for distance of closest approach 12mv2= Ze 2e4πε0d d is proportional to Z Z for Ag 47 for Au 79 for Cu 29Talk to our academic expert!
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An electron is orbiting in 4th energy state in a hydrogen atom. The de-Broglie wavelength associated with this electron is nearly equal to
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