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Structure of Atom question

2022 · 25 Jun · Shift 2 · Q1
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Structure of Atom question

2022 · 25 Jun · Shift 2 · Q1

JEE MainChemistryStructure of AtomMCQ+4 / −1
The minimum energy that must be possessed by photons in order to produce the photoelectric effect with platinum metal is : [Given : The threshold frequency of platinum is 1.3 ×\times× 1015 s −-− 1 and h = 6.6 ×\times× 10 −-− 34 J s.]
  1. A
    3.21 ×\times× 10 −-− 14 J
  2. B
    6.24 ×\times× 10 −-− 16 J
  3. C
    8.58 ×\times× 10 −-− 19 J
  4. D
    9.76 ×\times× 10 −-− 20 J
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