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Miscellaneous
Nuclear Reactions
Half-Life
Fission
Fusion
100

part of the atom involved in a normal chemical reaction

What is an electron

100
The term for when one element changes into another
What is transmutation
100

What is half-life

Average time it takes for half the amount of a radioactive element to decay

100
What is fission?
a nuclear reaction that invlolves the splitting of a heavy nucleus into a lighter nucleus.
100

What is fusion?

Two smaller nuclei combining to form a larger nucleus, 

200

Part of the atom involved in a nuclear reaction.

nucleus

200

Three types of nuclear radiation

alpha, beta, gamma, positron

200
Thorium-234 has a half-life of 24 days, started with 100 g how much is left after 48 days?
What is 25 grams
200

The elements used in the atomic bomb

What is Uranium and Plutonium

200
Why isn't fusion used in power plants?
required temperatures are too high
300

Elements larger than ____________ do not have any stable isotopes.

What is lead

300

Most stable nuclides have which of the following

Odd #protons, Odd #nuetrons

Odd #protons, Even #nuetrons

Even #protons, Even #nuetrons

Even #protons, Odd #nuetrons

What is even #protons and even #nuetrons

300
Plutonium-239 is 24,110 years how much of 100 g remains after 96,400 years?
What is 6.25 grams
300

What is the formula that shows how the mass defect in a nuclear reaction leads to enormous amounts of energy released?

E = mC2

300

Where does fusion occur?

The Sun (stars)

400

What isotope of uranium is used in geological dating?

U-238

400

Emission with the least penetrating power

What is an alpha particle

400
Radium-266 has a half life of 1599 years, how much of 15.0 mg is left after 6369 years.
What is 0.94 mg
400

What isotope of uranium was found to be easily fissionable?

U-235

400

The term used when the reaction in a nuclear reactor is uncontrollable

What is supercritical
500

What two elements did Marie Curie discover?

What are Polonium and Radium

500

What radioisotope is used for diagnosing Thyroid disorders?

What is iodine-131

500
Thorium-227 is 16 days, how many days are required for three-fourths to decay?
What is 32 days
500

What was the name of the nuclear power plant that had a "nuclear accident" following an earthquake in 2011?

Fukushima Daiichi

500

The name of the device used to make radioisotopes for medicinal purposes

What is a cyclotron (particle accelerator)