What will be the wavenumber of yellow radiation having wavelength 240 nm?

Chemistry · Class 11 · CBSE — Structure of Atom

1. 1.724 × 10⁴ cm^–1
2. 4.16 × 10⁶ m^–1
3. 4 × 10¹⁴ Hz
4. 219.3 × 10³ cm^–1

Answer

(B) 4.16 × 10 6 m –1

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