A Unstable Medium-Sized Nucleus with an Equal Number of Protons

question 40

Multiple Choice

A unstable medium-sized nucleus with an equal number of protons and neutrons (Z = N) is most likely to decay via

• A) gamma decay
• B) β⁺ decay
• C) β⁻ decay
• D) α decay
• E) spontaneous fission

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Definitions:

Lower Back Pain

A common condition often caused by muscular strain, herniated discs, or degenerative disk disease, leading to discomfort or pain in the lumbar region.

Upright Stance

The ability to stand or walk on two legs with the spine perpendicular to the ground, characteristic of humans and some other species.

Jawless Fish

Fish with a skeleton of cartilage, no fins or jaws; a lamprey or hagfish.

Wiggling

Moving with short, quick movements from side to side or up and down, often seen in small creatures or as a way to adjust position.