Nuclear Chemistry Flashcards

0
Q

What is time required for 1/2 of the atoms of a radioisotope to emit radiation and to decay the product?
A. Fission
B. Half life
C. Leukemia

A

B. Half life

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1
Q

What is a form of radiation with fast moving electrons from a decomposing neutron?
A. Beta
B. Half life
C. Alpha

A

A. Beta

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2
Q

What are the penetrating rays and particles emitted by a radioactive source?
A. Gamma
B. Fusion
C. Radiation

A

C. Radiation

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3
Q

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. REM
B. Alpha
C. Fission

A

B. Alpha

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4
Q

What is it when the nuclei of certain isotopes are bombarded with neutrons splitting the nucleus into smaller fragments?
A. Control rods
B. Generator
C. Fission

A

C. Fission

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5
Q

What are pellets of Uranium used to create power for nuclear power plants?
A. Fuel rods
B. Beta
C. Ionizing

A

A. Fuel rods

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6
Q

What are isotopes with an unstable nuclei called?
A. Radioactive decay
B. Nuclear waste
C. Radioactive isotopes

A

C. Radioactive isotopes

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7
Q

What is a way of detecting that uses a phosphorus coated surface to detect radiation and gives off bright flashes of light when struck by ionizing radiation?
A. Fission
B. Scintillation Counter
C. Gamma

A

B. Scintillation Counter

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8
Q

What are the Rods of Cadmium used to absorb neutrons and can speed up or slow down the amount of energy produced?
A. Half life
B. Control Rods
C. Fuel Rods

A

B. Control Rods

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9
Q

What is it called when 2 smaller nuclei fuse to form a larger nucleus?
A. Fusion
B. Fission
C. Half life

A

A. Fusion

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10
Q

What is 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. Radiation
B. Beta
C. Film badge

A

C. Film badge

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11
Q

What is the process where uranium gives off invisible rays?
A. Radioactive isotopes
B. Radioactive decay
C. Half life

A

B. Radioactive decay

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12
Q

What is radiation with enough energy to knock off electrons and produce ions?
A. Ionizing
B. REM
C. Nuclear waste

A

A. Ionizing

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13
Q

What is a form of radiation with no mass or no charge?
A. Alpha
B. Beta
C. Gamma

A

C. Gamma

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14
Q

What is radiation measured in?
A. REM
B. Half life
C. Control rods

A

A. REM

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15
Q

What is a gas filled metal tube used to detect radiation because when radiation enters the tube it produces audible clicks?
A. Film badge
B. Geiger Counter
C. Generator

A

B. Geiger Counter

16
Q

What is a natural radiation that is always present around you?
A. Alpha
B. Beta
C. Background

A

C. Background

17
Q

What is a form of cancer caused by exposure to high doses of ionizing radiation?
A. Leukemia
B. Radiation
C. Nuclear waste

A

A. Leukemia

18
Q

What is the part of the nuclear power plant where steamed is changed into energy?
A. Control Rods
B. Generator
C. Background

A

B. Generator

19
Q

What are the by products of a nuclear power plant?
A. Half life
B. Radioactive decay
C. Nuclear waste

A

C. Nuclear waste

20
Q

Which of the following is a source of natural radiation?
A. Flying in a plane
B. Radioisotopes from the ground

A

B. Radioisotopes from the ground

21
Q

What is a safe amount of REM?
A. 5000
B. 0.5

A

B. 0.5

22
Q

Which of the following CAN NOT be caused by exposure to radiation?
A. High blood pressure
B. Cancer

A

A. High blood pressure

23
Q

Radioisotopes used to study chemical reactions and molecular structures are known as what?
A. Isotopes
B. Tracers

A

B. Tracers

24
Q

Which of the following is a form of nuclear radiation?
A. Power plants
B. Atomic bombs
C. All of the above

A

C. All of the above

25
Q

Which of the following is an example of technology created sources of radiation?
A. Isotopes found in food and the environment
B. Radiation that is released from fossil fuels and nuclear radiation

A

B. Radiation that is released from fossil fuels and nuclear radiation

26
Q

A natural from of nuclear fusion is what?
A. Hydrogen bombs
B. The sun and stars

A

B. The sun and stars

27
Q

Splitting the nucleus by using neutrons is called what?
A. Fission
B. Fusion

A

A. Fission

28
Q

What is one of two ways used to control nuclear fission?
A. Chain reactions
B. Neutron absorption

A

B. Neutron absorption

29
Q

DNA can be damaged by low doses of radiation which leads to what?
A. Mutations
B. Cancer

A

A. Mutations

30
Q

Which if the following is NOT produced in nuclear fission?
A. 3 neutrons
B. 2 heavy nuclei

A

B. 2 heavy nuclei

31
Q

What is the source of energy in nuclear fission?
A. Fusing of the nucleus
B. Splitting of the nucleus

A

B. Splitting of the nucleus

32
Q

Which of the following is the hardest to stop?
A. Beta
B. Gamma

A

B. Gamma

33
Q

Which produces the most energy?
A. Fusion
B. Fission

A

A. Fusion

34
Q

Which of the following is an example of uncontrolled fission?
A. Nuclear bombs
B. Nuclear power plants

A

A. Nuclear bombs

35
Q

When Bismuth releases and alpha particle it becomes what particle?
214/83 Bi –> 4/2 He
A. 218/85 Ac
B. 214/81 Tl

A

B. 214/81 Tl

36
Q

When the following element emits an alpha particle what will be formed?
235/92 U –> 4/2 He
A. 231/90 Th
B. 235/90 Th

A

A. 231/90 Th

37
Q

When silicon undergoes a transformation it will form what particle?
27/14 Si –> 0/-1e
A. 27/13 Al
B. 27/15 P

A

B. 27/15 P

38
Q

Know how to calculate the calculate half life’s. Sodium has a half life of 15 hours. When given a p sample know how much will be left after a certain amount of time.
Be able to also give the length of a half life when given in grams over a period of time.

A

See Mrs. Krumpelman for help if needed!!!