which of the following corresponds to maximum frequency a) 3eV b) 3J c)3Kj d) 2Kj mol^-1
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Answer:
[E=h\nu$$
E is the energy of photon, h is the planck's constant, ν is the frequency of the light. Therefore,
ν=Eh=3.6x10−19J6.63x10−34m2kgs−1=5.4x1014s−1(1)
c=λν(2)
c is the speed of light, λ is wavelength.
λ=cν=3.0x108ms−15.4x1014s−1=5.6x10−7m=560nm(3)
thank you.
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