Physics 5054 · O Level
The nucleus
18 practice questions on The nucleus, with worked solutions and instant marking.
Which one of the following statements about the nucleus of $^{15}_{7}\text{N}$ is correct?
May/June 2016
The diagrams show the nuclei of three atoms. Which of them are isotopes of the same element?
May/June 2016
How many nucleons are present in a single neutral atom of the krypton isotope $^{{84}}_{{36}}\text{Kr}$?
May/June 2018
A radioactive nucleus is shown as $^{{230}}_{{92}}\text{U}$. Which row shows a different isotope of this same element?
May/June 2018
In one neutral atom of the krypton isotope $^{84}_{36}\text{Kr}$, how many nucleons are present?
May/June 2018
A boron atom with no overall charge has 5 electrons and 5 protons. Its nucleon number (mass number) is 11. How many neutrons are present in the atom?
May/June 2019
Which particles are located in the nucleus of an atom?
May/June 2021
Atoms P and Q are isotopes of one and the same element. In what way does the makeup of an atom of P differ from that of an atom of Q?
May/June 2023
An isotope of cobalt is shown by the notation $^{59}_{27}\text{Co}$. What particles are present in this nucleus?
May/June 2023
Alpha particles are aimed at a thin sheet of gold foil. Only a very small fraction of the alpha particles are scattered through very large angles. Which statement about the nuclei of the gold atoms is not a conclusion drawn from this experiment?
May/June 2024
Which pair of atoms are isotopes of the same element?
May/June 2024
Each diagram represents the nucleus of an atom. Which of the diagrams depict isotopes of the same element?
May/June 2025
In what way is a nucleus of the isotope chlorine-37 different from a nucleus of the isotope chlorine-35?
Oct/Nov 2017
A nucleus of a uranium isotope contains $238$ nucleons, and $146$ of them are neutrons. Which nucleus represents another isotope of uranium?
Oct/Nov 2018
The alpha-particle scattering experiment provided evidence for which of the following?
Oct/Nov 2018
Which statement about two isotopes of the same element is correct?
Oct/Nov 2018
What particles are present in the nucleus of a large atom?
Oct/Nov 2023
Which statement concerning the nuclide notation ${}^R_Z X$ is correct?
Oct/Nov 2024