What Happens When a Proton and an Antiproton Collide

question 19

Multiple Choice

What happens when a proton and an antiproton collide?

• A)They destroy each other and produce energy in the form of gamma rays.
• B)One of the protons is converted to a neutron and they form a nucleus of one proton and one neutron.
• C)One of the protons is converted to an electron and they form a hydrogen atom.
• D)One proton is converted to a neutron and the other is converted to an electron.

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Definitions:

Atomic Number

The quantity of protons present in an atom's nucleus, which dictates the element's chemical characteristics and position within the periodic table.

Alchemists

Ancient practitioners who sought to transform base metals into noble metals, such as gold, and to discover a universal cure for disease and a way of extending life.

Lead

A heavy metal element with the symbol Pb, known for its malleability, poor conductivity, and various uses and health impacts.

Gold

A dense, soft, yellow metallic element used widely in jewelry, electronics, and for monetary systems.