Chemistry · Photochemistry

Substance 'A' is exposed to a 600 nm, 100 W light source for 6626 s, with 50% of the incident light being absorbed. 'A' decomposes according to the reaction A → 2B. As a result of irradiation, 0.2 mol of B is produced. The quantum yield of the reaction is closest to:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

Correct answer

6 × 10 -2

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Substance 'A' is exposed to a 600 nm, 100 W light source for 6626 s, with 50% of the incident light being absorbed. 'A' decomposes according to the reaction A &rarr; 2B. As a result of irradiation, 0.2 mol of B is produced. The quantum yield of the reaction is closest to: