JEE Advanced Chemistry: Atomic Structure Practice Questions

9 questions with answers and step-by-step solutions. Tap any question to see the full worked solution.

  1. Q1.
    Which quantum number determines the shape of an atomic orbital?
    Easy
  2. Q2.
    Which of the following electronic configurations represents an excited state of a neutral carbon atom?
    Easy
  3. Q3.
    What is the wavelength of a particle with momentum p?
    Easy
  4. Q4.
    The energy of an electron in the first Bohr orbit of the hydrogen atom is -13.6 eV. What is the potential energy of an electron in the second Bohr orbit?
    Medium
  5. Q5.
    Calculate the wavelength of the photon emitted when an electron in a He+ ion transitions from the n = 3 to the n = 2 energy level. (Given: Rydberg constant R =
    Medium
  6. Q6.
    The de Broglie wavelength of a particle with mass m and kinetic energy K is given by which expression?
    Medium
  7. Q7.
    The radial probability distribution function for a 3s orbital has two nodes. Calculate the distance of the outer node from the nucleus in terms of the Bohr radi
    Hard
  8. Q8.
    Calculate the de Broglie wavelength of an electron accelerated through a potential difference of 100 volts.
    Hard
  9. Q9.
    Consider a hydrogen-like ion with atomic number Z. If the ratio of the wavelength of the first line of the Lyman series to the wavelength of the first line of t
    Hard

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