Regents Chemistry: Nuclear Chemistry Quiz

When the nucleus of an atom of neon-19 decays, which particle is emitted?

• 1

• 2

• 3

• 4

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Which nuclear emission has the greatest mass?

• Gamma ray

• Positron

• Beta particle

• Alpha particle

Which statement describes the net change that occurs during nuclear fission?

• Energy is converted to mass.

• Protons are converted to electrons.

• Mass is converted to energy.

• Electrons are converted to protons.

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?

• Fission

• Fusion

• Condensation

• Sublimation

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Which symbol represents a nuclear emission with the greatest mass and the greatest ionizing power?

• Alpha particle (α)

• Positron (β+)

• Beta particle (β-)

• Gamma radiation (γ)

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One potential benefit of nuclear fusion reactions is

• Production of radioactive waste materials

• Reactor meltdown

• Uncontrolled chain reaction

• Production of large amounts of energy

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Determining the age of a wooden beam from a sunken ship is an example of a beneficial use of

• Lewis structures

• Polyatomic ions

• Radioactive nuclides

• Homogeneous mixture

Which emission will be released from an unstable Fe-53 nucleus?

• A proton

• A beta particle

• An alpha particle

• A positron

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What is a potential risk associated with radioactive isotopes?

• Industrial measurements

• Curing of diseases

• Biological exposure

• Tracing chemical processes

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Which net change occurs in both nuclear fission and nuclear fusion reactions?

• Small nuclei form a larger nucleus.

• Energy is converted to mass.

• Mass is converted to energy.

• A large nucleus forms smaller nuclei.

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