Nuclear Chemistry - Black Flashcards
What are the penetrating rays and particles emitted by a radioactive source?
A. Fuel rods
B. Control rods
C. Radiation
C. Radiation
What is the time required for 1/2 of the atoms of a radioisotope to emit radiation and to decay ?
A. Beta
B. Alpha
C. Half life
C. Half life
What is relatively constant level of natural radiation that is always present around you?
A. Radioactive isotopes
B. Background radiation
C. Film badge
B. Background radiation
What is a gas filled metal tube used to detect radiation because when radiation enters the tube it produces audible clicks?
A. Geiger counters
B. Control rods
C. Fuel rods
A. Geiger counters
What is a form of radiation with no mass and no charge?
A. Alpha
B. Beta
C. Gamma
C. Gamma
What is radiation with enough energy to knock off electrons and produce ions?
A. Ionizing
B. Fusion
C. Nuclear waste
A. Ionizing
What is a way of detecting radiation - it is made of several layers of film with a black light proof film encased in a plastic or metal holder.
A. Radioactive decay
B. Fission
C. Film badge
C. Film badge
What is it when two smaller nuclei fuse together to form a larger nucleus?
A. Fission
B. Fusion
C. Half life
B. Fusion
What are Rods of Cadmium used to absorb neutrons and can speed up or slow down the amount of energy produced?
A. Geiger Counter
B. Control Rods
C. Film Badge
B. Control Rods
What are isotopes with an unstable nuclei called?
A. Radioactive decay
B. Radioactive isotopes
C. Film Badge
B. Radioactive isotopes
What is it when nuclei of certain isotopes are bombarded with neutrons splitting the nucleus into smaller fragments?
A. Nuclear Waste
B. Fission
C. Beta
B. Fission
What is the form of radiation that consists of helium nuclei that have been emitted from a radioactive source - it has a 2+ charge?
A. Gamma
B. Beta
C. Alpha
C. Alpha
Which is a source of natural radiation?
A. Flying a plane
B. X-Rays
C. Radioisotopes from the ground
C. Radioisotopes from the ground
What is a safe amount of REM?
A. 5000
B. 50
C. .5
C. .5
What is the source of energy in nuclear fission?
A. Splitting of the nucleus
B. Transfer of electrons
C. Fusing of the nucleus
A. Splitting of the nucleus
Which of the following is NOT produced in nuclear fission?
A. 3 neutrons
B. 2 heavy nuclei
C. 2 lighter nuclei
B. 2 heavy nuclei
Splitting the nucleus by using neutrons is called what?
A. Fission
B. Fusion
A. Fission
What is a natural form of nuclear fusion?
A. Hydrogen bomb
B. Atomic weapons
C. Sun and Stars
C. Sun and Stars
Which of the following is an example of technology created sources of radiation?
A. Radon gas in the basement of your home
B. Uranium decomposing in the ground
C. Radiation that is released from fossil fuels and nuclear radiation
C. Radiation that is released from fossil fuels and nuclear radiation
What are radioisotopes used to study chemical reactions and molecular structures?
A. Radiology
B. Tracers
C. Isotopes
B. Tracers
Which of the following is the hardest to stop?
A. Gamma
B. Alpha
C. Beta
A. Gamma
Which is an example of uncontrolled fission?
A. Nuclear power plants
B. Nuclear bombs
C. Nuclear submarines
B. Nuclear bombs
Be able to calculate the alpha particles
See Mrs. Krumpelman if need help
Be able to calculate half life.
See Mrs. Krumpelman if need help
Give two examples of alternative fuels that we use in the United States. (think about your project).
Wind - solar - nuclear - ethanol - hydroelectric
