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Structure of Atom · 2021 · 16 Mar · Shift 1

1 Chemistry questions from this JEE Main paper
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Structure of Atom · 2021 · 16 Mar · Shift 1

1 Chemistry questions from this JEE Main paper

  1. Q21.When light of wavelength 248 nm falls on a metal of threshold energy 3.0 eV, the de-Broglie wavelength of emitted electrons is ​Ao​. (Round off to the Nearest Integer). [ Use : 3​= 1.73, h =…
    Chemistry · Structure of Atom · Numerical