2022-23 Chapter 10.3 "Artificial Transmutation"

The conversion of atoms of one element to atoms of another element.

• Transmutation

• Transfiguration

• Transmissional

• Transnational

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NGSS.HS-PS1-8

Transmutation involves chemical change.

• True

• False

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NGSS.HS-PS1-8

Transmutations occur through natural spontaneous nuclear decay or artificially created transmutations.

• True

• False

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NGSS.HS-PS1-8

Artificial transmutations are performed by

• bombarding atomic nuclei with electrons.

• bombarding atomic nuclei with high energy protons, neutrons, or alpha particles.

• combining radioactive elements in a chemical reaction.

• Removing valence electrons from elements to create an ionic bond.

Elements with atomic numbers greater than ____ are called _____________ elements.

• 92

• 90

• Transmutational

• Transuranium

All transuranium elements are radioactive.

• True

• False

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NGSS.HS-PS1-8

Transuranium elements are always found existing in nature.

• True

• False

Scientists can synthesize a transuranium element by the artificial transmutation of heavier elements.

• True

• False

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NGSS.HS-PS1-8

The first transuranium element artificially synthesized was _______________ .

• Neptunium

• Einsteinium

• Plutonium

• Thorium

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NGSS.HS-PS1-8

What two elements were utilized in the creation of Neptunium?

• Uranium-238

• Uranium-239

• Carbon-14

• Protactinium-666

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NGSS.HS-PS1-8