MEDIUMMCQ SINGLEJEE Mains ChemistryPhysical ChemistryAtomic StructureIntro

Calculate the frequency of yellow radiation having wavelength 5800 Å.

0.5.172 × 10¹⁴ s⁻¹

1.1.74 s⁻¹

2.5.172 × 10¹² s⁻¹

3.1.74 × 10¹⁴ s⁻¹

Explanation

ν = c/λ = (3 × 10⁸ m/s) / (5800 × 10⁻¹⁰ m) = 5.172 × 10¹⁴ s⁻¹

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