Deck 12: Nuclear Chemistry: Energy, Medicine, Weapons, and Terrorism

Question 1

Which radioactive particle has the greatest mass?

A) beta
B) alpha
C) gamma
D) the masses are the same

Answer 1

alpha

Question 2

Select the element that correctly balances the nuclear reaction:

A) Ac
B) Fr
C) Rn
D) Th

Answer 2

Rn

Question 3

Which radioactive particle has the highest ionizing power?

A) beta
B) alpha
C) gamma
D) the ionizing powers are the same

Answer 3

alpha

Question 4

Which radioactive particle is identical to an electron?

A) alpha
B) beta
C) gamma

Question 5

Select the element that correctly balances the nuclear reaction:

A) Ag
B) Cd
C) Rh
D) Ru

Question 6

Which of the following is a background source of radiation?

A) radon in the soil
B) nuclear weapons
C) nuclear medicine
D) medical procedures

Question 7

What did Becquerel discover as a result of placing the mineral-photographic plate combination in a desk drawer?

A) chemiluminescence
B) phosphorescence
C) radioactivity
D) transmutation

Question 8

Select the radioactive particle that correctly balances the nuclear reaction:

A) alpha
B) beta
C) gamma

Question 9

What type of radiation is most often used to kill cancer cells when the radiation is supplied externally?

A) alpha
B) beta
C) gamma

Question 10

Which of the following is not used to gauge the danger of a radioactive isotope?

A) type of radiation
B) dose of radiation
C) length of time of exposure
D) atomic mass of the isotope

Question 11

Determine the amount of nobelium-259 left after 50 mg of No-259 is observed for 4 hours. The half-life of No-259 is 1.0 hours.

A) 12.5 mg
B) 6.25 mg
C) 3.13 mg
D) 1.56 mg

Question 12

Select the element that correctly balances the nuclear reaction:

A) Am
B) Pa
C) Pu
D) U

Question 13

If an unstable isotope to the right of the belt of stability undergoes beta decay, will it be closer to or farther away from the belt of stability?

A) closer to the belt of stability
B) farther away from the belt of stability

Question 14

Which type of reaction is most commonly used in power plants to produce electricity?

A) combustion
B) decomposition
C) fission
D) fusion

Question 15

Which radioactive particle has the highest penetrating power?

A) beta
B) alpha
C) gamma
D) the penetrating powers are the same

Question 16

True or false
Carbon-14 dating can be used to determine the age of an igneous rock.

Question 17

Determine the amount of polonium-210 left after 600 mg of Po-10 undergoes 10 half-lives.

A) 0.293 mg
B) 0.586 mg
C) 1.17 mg
D) 6.00 mg

Question 18

Which of the following statements correctly describes phosphorescence?

A) occurs when light is emitted as a result of temperature
B) occurs when light is emitted as a result of a chemical reaction
C) occurs when a substance absorbs light of a short wave length and emits light of a longer wavelength
D) occurs when light is spontaneously emitted from a substance after it has been activated by exposure to light

Question 19

Select the radioactive particle that correctly balances the nuclear reaction:

A) alpha
B) beta
C) gamma

Question 20

Select the radioactive particle that correctly balances the nuclear reaction:

A) alpha
B) beta
C) gamma

Question 21

Select the radioactive particle that correctly balances the nuclear reaction:

A) alpha
B) beta
C) gamma

Question 22

Select the element that correctly balances the nuclear reaction:

A) Bk
B) Cm
C) Np
D) Pu