Question 1

When aluminum-27 is bombarded with a neutron, a gamma ray is emitted. What radioactive isotope is produced?

Accepted Answer

A) aluminum-28 
B) magnesium-28 
C) magnesium-27 
D) silicon-28 
E) silicon-27 
A) aluminum-28 
B) magnesium-28 
C) magnesium-27 
D) silicon-28 
E) silicon-27

Question 2

The dosage of technetium-99m for myocardial imaging is   of body weight. How many mCi  should be given to a patient weighing  65 kg?

Accepted Answer

A)    
B)   18 mCi 
C)   0.0043 mCi 
D)   230 mCi 
E)   4.3 mCi 
A)    
B)   18 mCi 
C)   0.0043 mCi 
D)   230 mCi 
E)   4.3 mCi

Question 3

The unit used to measure the amount of radiation absorbed by a gram of material is called the

Accepted Answer

A) RBE. 
B) rem. 
C) curie. 
D) MPD. 
E) rad. 
A) RBE. 
B) rem. 
C) curie. 
D) MPD. 
E) rad.

Question 4

What particle is emitted in the following nuclear reaction?

Accepted Answer

A)  beta particle 
B)  alpha particle 
C)  gamma ray 
D)  neutron 
E)  proton 
A)  beta particle 
B)  alpha particle 
C)  gamma ray 
D)  neutron 
E)  proton

Question 5

The nuclar reaction shown below is an example of what type of process?

Accepted Answer

A) alpha decay 
B) translation 
C) fission 
D) beta decay 
E) fusion 
A) alpha decay 
B) translation 
C) fission 
D) beta decay 
E) fusion

Question 6

An imaging technique in which a computer monitors the degree of absorption of X-ray beams is known as

Accepted Answer

A) magnetic resonance imaging (MRI). 
B) radioactive iodine uptake (RAIU). 
C) positron emission tomography (PET). 
D) a scan. 
E) computed tomography (CT). 
A) magnetic resonance imaging (MRI). 
B) radioactive iodine uptake (RAIU). 
C) positron emission tomography (PET). 
D) a scan. 
E) computed tomography (CT).

Question 7

A nuclear equation is balanced when

Accepted Answer

A) the charges of the particles and atoms are the same on both sides of the equation. 
B) the same elements are found on both sides of the equation. 
C) the same particles and atoms are on both sides of the equation. 
D) different particles and atoms are on both sides of the equation. 
E) the sum of the mass numbers and the sum of the atomic numbers of the particles and atoms are the same on both sides of the equation. 
A) the charges of the particles and atoms are the same on both sides of the equation. 
B) the same elements are found on both sides of the equation. 
C) the same particles and atoms are on both sides of the equation. 
D) different particles and atoms are on both sides of the equation. 
E) the sum of the mass numbers and the sum of the atomic numbers of the particles and atoms are the same on both sides of the equation.

Question 8

The symbol   is a symbol used for a(n)

Accepted Answer

A) beta particle. 
B) positron. 
C) alpha particle. 
D) gamma ray. 
E) proton. 
A) beta particle. 
B) positron. 
C) alpha particle. 
D) gamma ray. 
E) proton.

Question 9

What is missing in the nuclear reaction shown below?

Accepted Answer

A)  a neutron 
B)    
C)    
D)    
E)    
A)  a neutron 
B)    
C)    
D)    
E)

Question 10

The recommended dosage of I-131 for a test is   of body weight. How many mCi should be given to a  55 kg patient?

Accepted Answer

A)   13.8 mCi 
B)   0.076 mCi 
C)   230 mCi 
D)   760 mCi 
E)   0.23 mCi 
A)   13.8 mCi 
B)   0.076 mCi 
C)   230 mCi 
D)   760 mCi 
E)   0.23 mCi

Question 11

What is missing in the nuclear reaction shown below?

Accepted Answer

A)    
B)    
C)    
D)    
E)  a proton 
A)    
B)    
C)    
D)    
E)  a proton

Question 12

Iodine-123, which is used for diagnostic imaging in the thyroid, has a half-life of 13 hours. If 50.0 mg of I-123 were prepared at 8:00 A.M. on Monday, how many mg remain at 10:00 A.M. on the following day?

Accepted Answer

A) 3.13 mg 
B) 6.25 mg 
C) 25.0 mg 
D) 12.5 mg 
E) 50.0 mg 
A) 3.13 mg 
B) 6.25 mg 
C) 25.0 mg 
D) 12.5 mg 
E) 50.0 mg

Question 13

A positron is a particle emitted from the nucleus that has the same mass as a(n)

Accepted Answer

A) proton emitted from the nucleus. 
B) beta particle. 
C) electron but has a positive charge. 
D) neutron but has a positive charge. 
E) alpha particle. 
A) proton emitted from the nucleus. 
B) beta particle. 
C) electron but has a positive charge. 
D) neutron but has a positive charge. 
E) alpha particle.

Question 14

In the nuclear equation of a beta emitter,

Accepted Answer

A) the new nucleus contains 1 less proton. 
B) the new nucleus contains 2 fewer protons. 
C) the mass number of the new nucleus is 4 less than that of the original nucleus. 
D) the new nucleus contains 2 more protons. 
E) the new nucleus contains 1 more proton. 
A) the new nucleus contains 1 less proton. 
B) the new nucleus contains 2 fewer protons. 
C) the mass number of the new nucleus is 4 less than that of the original nucleus. 
D) the new nucleus contains 2 more protons. 
E) the new nucleus contains 1 more proton.

Question 15

A patient receives 10 mrads of gamma radiation. If the factor that adjusts for biological damage for for gamma radiation is 1, how many mrems did the patient receive?

Accepted Answer

A) 10 mrem 
B) 200 mrem 
C) 20 mrem 
D) 2 mrem 
E) 5 mrem 
A) 10 mrem 
B) 200 mrem 
C) 20 mrem 
D) 2 mrem 
E) 5 mrem

Question 16

The common unit of radioactivity which is used to measure the biological damage is the ________.

Accepted Answer

The answer of The common unit of radioactivity which is...

Question 17

The damaging effects of radiation on the body are a result of

Accepted Answer

A) the production of radioactive sodium ions in the body. 
B) the formation of unstable ions. 
C) transmutation reactions in the body. 
D) extensive damage to nerve cells. 
E) the formation of radioactive atoms in the body. 
A) the production of radioactive sodium ions in the body. 
B) the formation of unstable ions. 
C) transmutation reactions in the body. 
D) extensive damage to nerve cells. 
E) the formation of radioactive atoms in the body.

Question 18

When an alpha particle is emitted from the nucleus of an atom, the nuclear mass

Accepted Answer

A) increases by two units. 
B) decreases by two units. 
C) increases by one unit. 
D) decreases by four units. 
E) remains the same. 
A) increases by two units. 
B) decreases by two units. 
C) increases by one unit. 
D) decreases by four units. 
E) remains the same.

Question 19

What is the nuclear symbol for a radioactive isotope of copper with a mass number of 60 ?

Accepted Answer

A)    
B)    
C)    
D)   29Cu 
E)    
A)    
B)    
C)    
D)   29Cu 
E)

Question 20

The product from the alpha decay of   is

Accepted Answer

A)    
B)    
C)    
D)   
Е)   
A)    
B)    
C)    
D)   
Е)

Exam 5: Nuclear Chemistry

When aluminum-27 is bombarded with a neutron, a gamma ray is emitted. What radioactive isotope is produced?

The dosage of technetium-99m for myocardial imaging is of body weight. How many mCi should be given to a patient weighing 65 kg?

The unit used to measure the amount of radiation absorbed by a gram of material is called the

What particle is emitted in the following nuclear reaction?

The nuclar reaction shown below is an example of what type of process?

An imaging technique in which a computer monitors the degree of absorption of X-ray beams is known as

A nuclear equation is balanced when

The symbol is a symbol used for a(n)

What is missing in the nuclear reaction shown below?

The recommended dosage of I-131 for a test is of body weight. How many mCi should be given to a 55 kg patient?

What is missing in the nuclear reaction shown below?

Iodine-123, which is used for diagnostic imaging in the thyroid, has a half-life of 13 hours. If 50.0 mg of I-123 were prepared at 8:00 A.M. on Monday, how many mg remain at 10:00 A.M. on the following day?

A positron is a particle emitted from the nucleus that has the same mass as a(n)

In the nuclear equation of a beta emitter,

A patient receives 10 mrads of gamma radiation. If the factor that adjusts for biological damage for for gamma radiation is 1, how many mrems did the patient receive?

The common unit of radioactivity which is used to measure the biological damage is the ________.

The damaging effects of radiation on the body are a result of

When an alpha particle is emitted from the nucleus of an atom, the nuclear mass

What is the nuclear symbol for a radioactive isotope of copper with a mass number of 60 ?

The product from the alpha decay of is

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