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Prep Questions

Fundamentals of Atomic Theory
Understanding Subatomic Particles
Mass Spectrometry
Atomic Structure and Isotopes
Electronic Configuration
Prep Questions

Fundamentals of Atomic Theory
Definition of an Atom
  • Define an atom.
  • Describe the structure of an atom.
  • What are the three main subatomic particles found in an atom?
Historical Development of Atomic Theory
  • State two main points of Dalton's Atomic Theory.
  • Explain J.J. Thomson's Plum Pudding Model of the atom.
  • Describe Rutherford's gold foil experiment and its significance.
  • Outline Niels Bohr's contribution to the atomic model.
Understanding Subatomic Particles
Protons
  • What is the charge and mass of a proton?
  • Where are protons located in an atom?
Neutrons
  • What is the charge and mass of a neutron?
  • What role do neutrons play in the nucleus of an atom?
Mass Spectrometry
Definition of a Mass Spectrometer
  • What is a mass spectrometer used for?
Working of a Mass Spectrometer
  • Describe the four main stages of how a mass spectrometer works.
  • How does the mass-to-charge ratio affect the deflection of ions in a mass spectrometer?
Atomic Structure and Isotopes
Definition of an Element
  • Define an element.
  • Give two examples of elements.
  • What information does the Periodic Table provide about elements?
Explanation of Isotopes
  • What are isotopes?
  • Provide an example of isotopes, including their atomic and mass numbers.
Electronic Configuration
Definition of Electronic Configuration
  • Define electronic configuration.
  • Why is electronic configuration important in chemistry?
Rules for Writing Electronic Configurations
  • Explain the Aufbau principle.
  • State the Pauli exclusion principle.
  • Describe Hund's rule.
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