JAMB Physics · Modern physics and electronics
Structure of the atom: JAMB Physics Past Questions and Answers
What the JAMB syllabus covers in Structure of the atom
Our summary: Models of the atom, energy levels, thermionic and photoelectric emission, and X-rays.
- Bohr's theory, Rutherford's theory and radioactivity
- Models of the atom and their limitations
- Elementary structure of the atom
- Energy levels and spectra
- Thermionic and photoelectric emissions
- Einstein's equation and stopping potential
- Applications of thermionic emissions and photoelectric effects
- Simple method of production of x-rays
Objectives
- identify the models of the atom and write their limitations;
- describe elementary structure of the atom;
- differentiate between the energy levels and spectra of atoms;
- compare thermionic emission and photoelectric emission;
- apply Einstein's equation to solve problems of photoelectric effect;
- calculate the stopping potential;
- relate some application of thermionic emission and photoelectric effects;
- interpret the process involved in the production of x-rays;
- identify some properties and applications of x-rays;
Syllabus content © The Joint Admissions and Matriculation Board (UTME).
JAMB Physics questions on Structure of the atom
- JAMB 2024The energy of light of frequency 2.0 x 10 ^ 15 Hz is (h = 6.63 x 10 ^ -34 Js)
- JAMB 2024An electron falls from an energy level of -5.44eV to another energy level, E. If the emitted photon is of wavelength 5.68 x 10 ^ -6 m, calculate the energy…
- JAMB 2023When light of a certain frequency is incident on a metal surface, no photoelectrons are emitted. If the frequency of the light is increased, what happens to the…
- JAMB 2023What is the name of the model of the atom that describes electrons as orbiting the nucleus in specific energy levels?
- JAMB 2023Which of the following is NOT an example of elementary modern physics?
- JAMB 2021If the frequency of an emitted x-ray is 1.6 x 10 ^ 16 Hz, the accelerating potential is? [e = 1.6 x 10 ^ -19 J, h = 6.63 x 10- ^ 34 Js]
- JAMB 2020Tha mass of a proton is approximately equal to that of
- JAMB 2019Which of the following is/are the limitations to the Rutherford's atomic models? I. It is applicable when energy is radiated as electrons are revolving II. It…
- JAMB 2019Electrons were discovered by
- JAMB 2019Neutrons were discovered by
- JAMB 2018When an atom loses or gain a charge it becomes
- JAMB 2018Cathode rays are
- JAMB 2018The photo cell works on the principle of the
- JAMB 2017Which of the following representations is correct for an atom X with 28 electrons and 30 neutrons?
- JAMB 2016Which of the following statements is Not true about atoms?
- JAMB 2015The symbol −10X used to represent which of the particles?
- JAMB 2015Neutron were discovered by
- JAMB 2015Electrons were discovered by
- JAMB 2013The particle nature of light is demonstrated by the
- JAMB 2013The energy of a photo having a wavelength of 10-10m is (h= 6.63 x 10 -34Js, c =3.0 x 10 8 ms^ -1 )
- JAMB 2013In photo-emission, the number of photo-electrons ejected per second depends on the?
- JAMB 2011If the threshold frequency for tungsten is 1.3 x 1015Hz, what is its work function? [H = 6.6 x 10-34 Js]
Years with Structure of the atom questions in DeeepSolve's question bank
From the past questions DeeepSolve holds, not a count of everything the exam body has set.
- 2024
- 2023
- 2021
- 2020
- 2019
- 2018
- 2017
- 2016
- 2015
- 2013
- 2011