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Structure of Atom · 2021 · 25 Feb · Shift 2

2 Chemistry questions from this JEE Main paper
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Structure of Atom · 2021 · 25 Feb · Shift 2

2 Chemistry questions from this JEE Main paper

  1. Q18.Electromagnetic radiation of wavelength 663 nm is just sufficient to ionise the atom of metal A. The ionization enegy of metal A in kJ mol − 1 is ​. (Rounded off to the nearest integer) [h = 6.63 × 10 −…
    Chemistry · Structure of Atom · Numerical
  2. Q23.Among the following, number of metal/s which can be used as electrodes in the photoelectric cell is ​. (Integer answer) (A) Li (B) Na (C) Rb (D) Cs
    Chemistry · Structure of Atom · Numerical