Atomic Structure Question 392

Question: Arrange the electromagnetic radiations a, b, c, d and e in increasing order of energy. Frequencies of a, b and c are 1015,1014 and  1017 respectively whereas wavelength of d and e are 350 nm and 100 nm respectively-

Options:

A) a, b, c, d, e

B) a, b, d, e, c

C) a, d, b, e, c

D) b, a, d, e, c

Show Answer

Answer:

Correct Answer: D

Solution:

  • E=hv and v=(cλ)

va=1015,,vb=1014,vc=1017,vd=0.85×1015 and ve=3×1015,



NCERT Chapter Video Solution

Dual Pane