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Priya barik Asked a Question
November 12, 2020 1:34 pmpts 30 pts
  • IIT JAM
  • Chemistry (CY)

Justify or criticise each of the following statements (a) quantum yield of any reaction is always unity. (b) absorption of a photon by the molecule leads always

Justify or criticise each of the following statements (a) Quantum yield of any reaction is always unity. (b) Absorption of a photon by the molecule leads always to a chemical reaction. (c) Delayed fluorescence is phosphoresence. (d) Molar extinction co-efficient is the reciprocal of the thickness of the solution when the intensity of the incident radiation falls to one-tenth of its value.
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  • Priyanshu kumar thankyou
    (c) Fluorescence and phosphorescence are types of molecular luminescence methods. A molecule of analyte absorbs a photon and excites a species. The emission spectrum can provide qu...
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    Priyanshu kumar
    (a) The quantum yield of photoluminescence is the ratio of the number of the emitted quanta to the number of the absorbed quanta (in the stationary regime). In simple systems, the ...
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