Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
AP EAMCET202317 May 2023Morning ShiftChemistryStructure of AtomActual

Identify the region of spectral lines of electromagnetic spectrum, when electron transition takes place from higher energy levels to n=3,4,5 in atomic spectrum of hydrogen is

Options

  1. AUltraviolet
  2. BVisible
  3. CInfrared
  4. DMicrowave

Correct answer

C. Infrared

Step-by-step solution

n ₂=1 from n ₁=2,3,4 Lyman series (UV) n ₂=2 from n ₁=3,4,5 Balmer series (Visible) n ₂=3 from n ₁=4,5,6 Paschen Series (IR) n ₂=4 from n ₁=5,6,7 Brackett Series (IR) n ₂=5 from n ₁=6,7,8 P fund Series (IR)

Practice Structure of Atom on Quantrex Academy →

More from Structure of Atom

The frequency of photon which is emitted during a transition of electron of He ^+ ion from fifth energy level to third energy level will be: 2026Which of the following statement is correct ? 2026The wavelength of a particular electron transition for He ⁺ is 100 nm. The wavelength (in Å ) of H atom for the same transition is 2025The energy of second Bohr orbit of hydrogen atom is -3.4 eV. The energy of the fourth Bohr orbit of the He ⁺ ion will be 2025The work function of Cu is 7.68 10⁻¹⁹ ~J . If photons of wavelength 221 nm are made to strike the surface of the metal, the kinetic energy (in J) of the ejected electrons will be ( 2025In an element with atomic number (Z) 25 , the number of electrons with ( n+l ) value equal to 3 and 4 are x and y respectively. The value of (x+y) is 2025a , b , c , d are electromagnetic radiations. Frequencies of a , b are 3 10¹⁵ ~Hz , 2 10¹⁴ ~Hz , respectively, whereas wavelength of c, d are 400 ~nm , 750 ~nm , respectively. The 2025The number of electrons with magnetic quantum number, m _l=0 in the elements with atomic numbers Z=24 and Z=29 are respectively 2025 Full Structure of Atom list All AP EAMCET PYQs