Doubts
Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents
Sign in to save progress →
Doubts
Sign in

Structure of Atom · 2021 · 25 Jul · Shift 1

1 Chemistry questions from this JEE Main paper
Guest · try one question or challengeGuest · try one question or challenge
  1. PYQ Library
  2. /JEE Main
  3. /Papers
  4. /2021 · 25 Jul · Shift 1
  5. /Chemistry
  6. /Structure of Atom

Structure of Atom · 2021 · 25 Jul · Shift 1

1 Chemistry questions from this JEE Main paper

  1. Q17.A source of monochromatic radiation of wavelength 400 nm provides 1000 J of energy in 10 seconds. When this radiation falls on the surface of sodium, x × 1020 electrons are ejected per second. Assume that wavelength 400 nm is…
    Chemistry · Structure of Atom · Numerical