17 Questions
What type of particles are alpha particles?
Helium nuclei
Under what conditions do alpha emissions typically occur?
When the ratio of neutrons to protons is too low
What are beta particles composed of?
Electrons
When does beta particle emission occur?
When the ratio of neutrons to protons is too high
What are gamma rays?
Electromagnetic radiation
When does gamma ray emission typically occur?
When the nucleus has too much energy
Which type of radiation can be easily absorbed by a human hand?
Alpha particles
Which type of radiation will be easily stopped by a concrete block?
Beta particles
What happens when an unstable nucleus emits radiation?
It changes into a more stable nucleus
How many out of 3000 known nuclides are stable?
257
What is the process called when an unstable nucleus transforms into a more stable nuclide?
Nuclear decay
Which type of radiation has the least ionizing ability?
Gamma 'y' radiation
Which type of radiation can penetrate several centimeters of aluminum?
Gamma 'y' radiation
Among alpha, beta, and gamma radiations, which one ionizes air most strongly?
Alpha 'a' radiation
What is the range of alpha particles in air?
1 meter
Which type of radiation has an infinite range in air?
Beta 'B' radiation
What is the main characteristic that makes alpha particles different from beta and gamma radiations?
Large charge
Explore the nature of emissions in nuclear physics including alpha (α) emissions, where alpha particles are emitted from the nucleus to restore balance between neutrons and protons. Learn about the characteristics of alpha particles and their occurrence in large atoms.
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