Particle Physics

Which particle is a fundamental particle?

• electron

• hadron

• neutron

• proton

A nucleus X is radioactive and decays into a nucleus Y. X and Y are isotopes of the same element.
Which combination of particles could have been emitted during the decay process?

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• 
• 
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• 
• 
• 

• 
• 
• 
• 

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D