A Radioisotope with Atomic Number Z Emits an α Particle

question 48

Multiple Choice

A radioisotope with atomic number Z emits an α particle. Identify the atomic number of the radioisotope formed by the α emission.

• A) Z − 2
• B) Z + 4
• C) Z − 4
• D) Z + 2

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Definitions:

Hydrothermal Rock

Rock formed by the alteration of pre-existing rock through the action of hydrothermal fluids at high temperatures and pressures.

Magma

The molten or semi-molten natural material from which all igneous rocks are formed, found beneath the Earth's surface.

Underground

Beneath the surface of the Earth, including areas such as caves, tunnels, and mined spaces.

Cooling Magma

The process of molten rock solidifying as it cools, forming igneous rock.