What is the minimum energy required to remove an electron from the surface of a

Practice Questions

Q1
What is the minimum energy required to remove an electron from the surface of a metal called?
  1. Work function
  2. Ionization energy
  3. Binding energy
  4. Threshold energy

Questions & Step-by-Step Solutions

What is the minimum energy required to remove an electron from the surface of a metal called?
Correct Answer: Work function
  • Step 1: Understand that metals have electrons on their surface.
  • Step 2: Realize that to remove an electron from a metal, you need to provide energy.
  • Step 3: Learn that the specific amount of energy needed to remove one electron is a defined value.
  • Step 4: Know that this defined value is called the work function.
No concepts available.
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