state gov BSSC Laboratory Assistant Mock Test Series 2025 Chemistry Structure of Atom Atomic Structure
Given that : Planck’s constant = 6.6 × 10–27 erg second. Velocity of light = 3 × 1010 cm/s. The energy of a photon of wavelength 3,000 Å will be
1
6.6 × 10–12 erg
2
13.2 × 10–12 erg
3
3.3 × 10–12 erg
4
None of these