Question

calculate wave number and frequency of yellow radiation having wavelength 4000 angstrom

Answer 1

Explanation:

Wavelength of light =5800×10

−10

m

frequency =

wavelength

C

=

5800×10

−10

3×10

8

=0.05×10

16

wave no.is reciprocal of wavelength wave no. =

wavelength

1

=0.017×10

8

m

−1

Answer 2

Answer:

Wavelength of light =5800×10

−10

m

frequency =

wavelength

C

=

5800×10

−10

3×10

8

=0.05×10

16

wave no.is reciprocal of wavelength wave no. =

wavelength

1

=0.017×10

8

m

−1