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Chemistry - Structure of Atom

Practise 45 Manipal (MET) previous year questions on Structure of Atom, compiled from papers spanning 2010 to 2024. Each question is pulled directly from the actual exam paper it appeared in, so you're practising in the exact style and difficulty Manipal (MET) tests.

Structure of Atom has been asked in 14 of the 15 years of Manipal (MET) papers analysed (2010–2024), with 45 questions in all. 62% of them were easy, 31% moderate and 7% tough. Most of its questions came from 2021, with 5 questions that year. In the last three years (2022–2024) it had 2 questions across 2 papers, about 1 per paper.

The chapter's 7 topics are not weighted equally: Quantum mechanical model (14 questions, 31%), Dual Behaviour of Matter and Heisenberg Uncertainty Principle (8 questions, 18%), and Atomic Mass and Atomic Size (7 questions, 16%) have been asked the most. Over the last five years the most frequent topics have been Dual Behaviour of Matter and Heisenberg Uncertainty Principle (3), Quantum mechanical model (3), and Atomic Mass and Atomic Size (2). Electronic configuration has produced the most tough questions (1).

  1. 1The wave number of the shortest wavelength of absorption spectrum of hydrogen atom is _____ (Rydberg constant .2024Hydrogen spectrum
  2. 2Which of the following conclusion is correct regarding photoelectric effect?2023Dual Behaviour of Matter and Heisenberg Uncertainty Principle
  3. 3The order of increasing energies of the orbitals follows:2021Electronic configuration
  4. 4Which of the following is not possible ?2021Quantum mechanical model
  5. 5What is the wavelength associated with an electron moving with a velocity of ?2021Dual Behaviour of Matter and Heisenberg Uncertainty Principle
  6. 6Which of the following set of quantum number is not applicable for an electron in an atom?2021Quantum mechanical model
  7. 7For which of the following species Bohr's theory is not applicable?2021Bohr's model
  8. 8The ratio of de-Broglie wavelengths for electron accelerated through 200 V and 50 V is2020Dual Behaviour of Matter and Heisenberg Uncertainty Principle
  9. 9Which of the following ions has the highest magnetic moment?2020Quantum mechanical model
  10. 10ratio during positron decay2020Atomic Mass and Atomic Size
  11. 11Which of the following notations shows the product incorrectly?2020Atomic Mass and Atomic Size
  12. 12Which of the following is not true in Rutherford's nuclear' model of atom?2019Atomic Models
  13. 13The magnetic quantum number for -orbital is given by2019Quantum mechanical model
  14. 14In the atomic spectrum of hydrogen, the spectral lines pertaining to electronic transition of to refers to2018Hydrogen spectrum
  15. 15Which of the following ions has the highest magnetic moment?2018Quantum mechanical model
  16. 16Which of the following sets of quantum numbers is impossible arrangement?2018Quantum mechanical model
  17. 17If uncertainty in position and velocity are equal, then uncertainty in momentum will be2018Dual Behaviour of Matter and Heisenberg Uncertainty Principle
  18. 18For -orbital the values of are2017Quantum mechanical model
  19. 19In hydrogen spectrum, the series of lines appearing in ultra violet region of electromagnetic spectrum are called2017Hydrogen spectrum
  20. 20For azimuthal quantum number can have2017Quantum mechanical model
  21. 21The energy of second Bohr orbit of the hydrogen atom is , hence the energy of fourth Bohr orbit would be2017Bohr's model
  22. 22Calculate the energy of photons having wavelength, falls on a metal surface of work function, .2016Dual Behaviour of Matter and Heisenberg Uncertainty Principle
  23. 23Select the correct options according to Hund's rule and Pauli exclusion principle. Codes2016Electronic configuration
  24. 24The Pauli exclusion principle applies to the following option.2016Electronic configuration
  25. 25Which of the following element has maximum photoelectric effect?2016Dual Behaviour of Matter and Heisenberg Uncertainty Principle
  26. 26The ionisation energy of hydrogen atom is 13.6 eV . What will be the ionisation energy of ?2015Hydrogen spectrum
  27. 27. The element is2015Atomic Mass and Atomic Size
  28. 28The isoelectronic pair is2015Electronic configuration
  29. 29The ground state term symbol for an electronic state is governed by2015Dual Behaviour of Matter and Heisenberg Uncertainty Principle
  30. 30At 298 K the entropy of rhombic sulphur is and that of monoclinic sulphur is . The heat of their combustion are respectively- 298246 and . f2014Quantum mechanical model
  31. 31An atomic orbital has two angular nodes and one radial node. It is a2014Dual Behaviour of Matter and Heisenberg Uncertainty Principle
  32. 32Valence electrons in the element are 3 and that in element are 6. Most probable compound formed from and is2014Electronic configuration
  33. 33What are the four quantum numbers of 19 th electron in ?2013Quantum mechanical model
  34. 34is written as2013Atomic Mass and Atomic Size
  35. 35Which of the following species have the same number of electrons in its outermost as well as penultimate shell?2012Atomic Mass and Atomic Size
  36. 36The triad of the nuclei that is isotonic, is2012Atomic Mass and Atomic Size
  37. 37Which of the following has magic number of neutrons?2012Atomic Models
  38. 38For the valence electron in copper, the four quantum numbers are2012Quantum mechanical model
  39. 39What is the magnetic moment of ?2012Quantum mechanical model
  40. 40Orbital is2011Quantum mechanical model
  41. 41Which of the following sets of quantum number is not permitted?2011Quantum mechanical model
  42. 42An element has an atomic mass of 19 and atomic number 9 , its ions is represented by2011Atomic Mass and Atomic Size
  43. 43Which of the following transitions involves maximum amount of energy?2011Bohr's model
  44. 44In which one of the following pairs the radius of the second species is greater than that of the first?2010Bohr's model
  45. 45The radius of the first Bohr orbit of hydrogen atom is . The radius of the third orbit of will be2010Bohr's model

Frequently Asked Questions

1.How many questions are available for Structure of Atom?

This chapter includes 45 questions compiled from Manipal (MET) papers spanning 2010 to 2024.

2.Are these questions only from Manipal (MET), or from other exams too?

These are Manipal (MET) questions specifically for the Structure of Atom chapter. Questions from other exams like JEE Main or NTA Abhyas (JEE Main) are organised separately under their respective exam sections.

3.Is Structure of Atom an important chapter for Manipal (MET) Chemistry?

Structure of Atom has appeared in 14 of the 15 years of Manipal (MET) papers covered here, with 45 questions across 14 papers - about 3 per paper it appears in.

4.What is the difficulty level of Structure of Atom questions in Manipal (MET)?

Of the 45 questions analysed for this chapter, 62% are easy, 31% moderate and 7% tough. 2021 had the most, with 5 questions.

5.Which topics in Structure of Atom should I focus on?

These topics have carried the most weightage in Structure of Atom:

  • Quantum mechanical model - 14 questions (31%)
  • Dual Behaviour of Matter and Heisenberg Uncertainty Principle - 8 questions (18%)
  • Atomic Mass and Atomic Size - 7 questions (16%)
  • Electronic configuration has produced the most tough questions (1).
6.Is Structure of Atom's weightage in Manipal (MET) going up or down?

Across all 14 papers analysed, Structure of Atom has averaged about 3.2 questions per paper. In the last three years (2022–2024), that average has fallen, at about 1.0 questions per paper. Use the year-wise numbers on this page for the exact trend before you decide how much time to give it.