An electron jumps from the 4th orbit to the 2nd orbit of hydrogen atom. Given the Rydberg’s constant R = 10⁷m⁻¹. The frequency in Hz of the emitted radiation is (c = 3x10⁸ m/s)
A. 9/16 X 10¹⁵
B. 3/16 X 10⁵
C. 3/16 X 10¹⁵
D. 9/16 X 10⁵