Nuclear Reactions
Fission and Fusion
Half-Life
Balancing Equations
Miscellaneous
100
How are nuclear reactions different from chemical reactions?
What is the elements and atoms are changing in nuclear reactions, not in chemical.
100
How many reactant does artificial transmutation have?
What is two or more
100
What is half-life?
What is the time it takes for half of the radioactive material to decay
100
What type of decay is represented by the particle shown?
What is alpha decay?
100
What part of the atom is involved in a chemical reaction?
What are the electrons
200
What is the most ionizing type of radiation?
What is alpha radiation
200
What can natural and artificial nuclear reactions be classified as?
What is types of transmutation
200
Thorium-234 has a half-life of 24 days. If you start with 100g how much is left after 48 days?
What is 25 grams
200
Name the four types of nuclear emissions.
What is alpha, beta, gamma, positron.
200
What part of the atom is involved in a nuclear reaction?
What is the nucleus?
300
What is the elemental equivalent to an alpha particle?
What is a helium atom
300
Which process breaks a larger nucleus into 2 or more smaller nuclei?
What is fission
300
The half-life of plutonium-239 is 24,110 years. How much of a 100g sample remains after 96,400 years?
What is 6.25 grams
300
Identify the equation that represents the decay of polonium-210.
What is option 3?
300
A small amount of mass can be converted into a large amount of ____.
What is energy
400
What particle is produced when U-235 decays to Th-231?
What is an alpha particle
400
Fusion is the process of doing what to radioisotopes?
What is combining two or more nuclei into one
400
How many half-lives must pass if a sample begins with 60 grams and finishes with 3.75 grams?
What are four half-lives
400
Balance the following equation:
What is nitrogen-14?
400
Who developed the equation E=mc2?
Who is Albert Einstein?
500
What atom is produced when C-14 decays by beta emission?
What is N-14
500
Does fusion or fission release more radioactive particles?
What is fission
500
How long will it take a given sample to reach 1/8th of the original activity if the half-life is 20 minutes?
What is one hour (60 minutes)
500
What is the missing element from this equation?
Cf-252
500
What is the value of c in E=mc2?
What is 299,792,458 m/s