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Chem Com - Krumpelman > Nuclear Chemistry TEST > Flashcards

Nuclear Chemistry TEST Flashcards

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1
Q

What is the term for when 2 smaller nuclei fuse to form a larger nucleus?

A

Fusion

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2
Q

What is the term for rods of Cadmium used to absorb neutrons and can speed up or slow sown the amount of energy produced?

A

Control Rods

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3
Q

What is the term for a way of detecting radiation that uses a phosphorus coated surface to detect radiation and gives off bright flashes to light when struck by ionizing radiation ?

A

Scintillation Counter

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4
Q

What is the term for the isotopes with unstable nuclei?

A

Radioactive isotopes

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5
Q

What is the term for pellets of Uranium used to create power for nuclear power plants?

A

Fuel Rods

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6
Q

What is the term for when nuclei of certain isotopes are bombarded with neutrons splitting the nucleus into smaller fragments?

A

Fission

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7
Q

What is the term for the form of radiation that consists of helium nuclei that have been emitted from a radioactive source that has a 2+ charge?

A

Alpha Particles

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8
Q

What is the term for the time required for 1/2 of the atoms of a radioisotope to emit radiation and to decay the product?

A

half life

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9
Q

What is the term for a form of radiation with fast moving electrons for a decomposing neutron?

A

Beta Particles

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10
Q

What is the term for by products of a nuclear power plant?

A

Nuclear Waste

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11
Q

What is the term for the part of the nuclear power plant where steam is changed to energy?

A

Generator

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12
Q

What is the term for a form of cancer caused by exposure to high doses of ionizing radiation?

A

Leukemia

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13
Q

What is the term for a relatively constant level of natural radiation that is always present around you?

A

Background radiation

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14
Q

What is the term for a gas filled metal tube used to detect radiation because when radiation enters the tube it produces audible clicks?

A

Geiger counter

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15
Q

What is the term for what radiation is measured in?

A

REM

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16
Q

What is the term for a form of radiation with no mass or no charge?

A

Gamma particles

17
Q

What is the term for radiation that knocks off electron and produce ions?

A

Ionizing radiation

18
Q

What is the term for the process where uranium gives off invisible rays?

A

Radioactive Decay

19
Q

What is the term for a way of detecting radiation made of several layers of film with a black light proof film encased in a plastic or metal holder?

A

Film Badge

20
Q

What are some sources of natural radiation?

A

rocks, soil and water

21
Q

What is the source of energy in nuclear fission?

A

splitting of the nucleus

22
Q

What is produced in nuclear fission?

A

2 small nuclei

23
Q

What is one of the 2 ways used to control nuclear fission?

A

Nuclear absorption

24
Q

What is it splitting the nucleus by using neutrons called?

A

fission

25
Q

What is the natural form of nuclear fusion?

A

The sun and stars

26
Q

What is the term for radioisotopes used to study chemical reactions and molecular structures?

A

tracers

27
Q

What can be caused by exposure to radiation?

A

Cancer

28
Q

What is a safe amount of REM?

A

.5mREM

29
Q

What type of nuclear particle is the hardest to stop?

A

Gamma

30
Q

What produces the most energy?

A

Fusion

31
Q

Give an example of uncontrolled fission?

A

Atomic bomb

32
Q

What type of instrument used in the US by x-ray and CT technologist to measure the amount of radiation they are exposed to ?

A

Dosimeter

33
Q

Who is credited with the discovery that uranium emits invisible rays?

A

Antoine Henri Becquerel

34
Q

What is the danger level for an individual using a dosimeter?

A

5000mREM

35
Q

Be able to fill in the Alpha, Beta Gamma chart

A

See your notes

36
Q

Be able to complete half-life problems

A

See Mrs. krumpelman for help

37
Q

Be able to fill in a graph for a half life problem

A

See Mrs. Krumpelman for help

Chem Com - Krumpelman (6 decks)

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