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Structure of Atom · 2021 · 20 Jul · Shift 2

2 Chemistry questions from this JEE Main paper
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Structure of Atom · 2021 · 20 Jul · Shift 2

2 Chemistry questions from this JEE Main paper

  1. Q5.Outermost electronic configuration of a group 13 element, E, is 4s2, 4p1. The electronic configuration of an element of p-block period-five placed diagonally to element, E is :
    Chemistry · Structure of Atom · MCQ
  2. Q18.The wavelength of electrons accelerated from rest through a potential difference of 40 kV is x × 10 − 12 m. The value of x is ​. (Nearest integer) Give : Mass of electron = 9.1 × 10 − 31 kg Charge…
    Chemistry · Structure of Atom · Numerical