Question 1

In beta emission,the atomic number ________.

Accepted Answer

The answer of In beta emission,the atomic number ________....

Question 2

X-rays are generated by the nucleus during radioactive decay.

Accepted Answer

A) True 
 B)False

Question 3

A patient has a chest X-ray and receives 0.2 mSv of radiation.How many mrems did the patient receive?

Accepted Answer

A) 0.002 mrem 
B) 2 mrem 
C) 20 mrem 
D) 200 mrem 
E) 2000 mrem 
A) 0.002 mrem 
B) 2 mrem 
C) 20 mrem 
D) 200 mrem 
E) 2000 mrem

Question 4

The nuclear reaction   Sn →   Sb + ? is an example of ________.

Accepted Answer

A) fusion 
B) fission 
C) gamma emission 
D) alpha decay 
E) beta decay 
A) fusion 
B) fission 
C) gamma emission 
D) alpha decay 
E) beta decay

Question 5

Exposure to radiation is unavoidable because some radioactive elements occur naturally.

Accepted Answer

A) True 
 B)False

Question 6

What does the ? represent in the bombardment equation of nitrogen-14?   N + ? →   C +   H

Accepted Answer

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

Question 7

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

Accepted Answer

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

Question 8

Sodium-24 has a half-life of 15 h.How many hours is three half-lives?

Accepted Answer

A) 60 h 
B) 45 h 
C) 30 h 
D) 15 h 
E) 7.5 h 
A) 60 h 
B) 45 h 
C) 30 h 
D) 15 h 
E) 7.5 h

Question 9

The half-life of bromine-74 is 25 min.How much of a 4.0 mg sample is still active after 75 min?

Accepted Answer

A) 0.50 mg 
B) 1.0 mg 
C) 2.0 mg 
D) 0.25 mg 
E) 4.0 mg 
A) 0.50 mg 
B) 1.0 mg 
C) 2.0 mg 
D) 0.25 mg 
E) 4.0 mg

Question 10

The product from the positron emission of   Cs is ________.

Accepted Answer

A)    Cs 
B)    I 
C)    Xe 
D)    Ba 
E)    Xe 
A)    Cs 
B)    I 
C)    Xe 
D)    Ba 
E)    Xe

Question 11

In alpha emission,the atomic number ________.

Accepted Answer

The answer of In alpha emission,the atomic number ________....

Question 12

The time needed for a radioactive sample to decay to one-half of its original activity is called the ________.

Accepted Answer

The answer of The time needed for a radioactive sample...

Question 13

The radioisotope used as a diagnostic tool to measure thyroid function is ________.

Accepted Answer

The answer of The radioisotope used as a diagnostic tool...

Question 14

The splitting of a large nucleus into smaller nuclei is called nuclear ________.

Accepted Answer

The answer of The splitting of a large nucleus into...

Question 15

Gamma rays require the heaviest shielding of all the common types of nuclear radiation because gamma rays have the ________.

Accepted Answer

A) highest energy 
B) most intense color 
C) lowest energy 
D) largest particles 
E) heaviest particles 
A) highest energy 
B) most intense color 
C) lowest energy 
D) largest particles 
E) heaviest particles

Question 16

The rem is a unit that measures the biological effect of radiation.

Accepted Answer

A) True 
 B)False

Question 17

The most widely used medical isotope in nuclear medicine is ________.

Accepted Answer

A) Tc-99m 
B) I-131 
C) P-32 
D) I-125 
E) Co-60 
A) Tc-99m 
B) I-131 
C) P-32 
D) I-125 
E) Co-60

Question 18

During alpha emission,the atomic number decreases.

Accepted Answer

A) True 
 B)False

Question 19

A patient receives 3.0 mL of a solution containing technetium-99m for a breast image.If the activity of the technetium-99m is 9.5 mCi/mL,what is the dose received by the patient?

Accepted Answer

A) 3.2 mCi 
B) 29 mCi 
C) 320 μCi 
D) 9.5 mCi 
E) 28.5 mCi 
A) 3.2 mCi 
B) 29 mCi 
C) 320 μCi 
D) 9.5 mCi 
E) 28.5 mCi

Question 20

In nuclear fusion,a large atom splits into smaller atoms.

Accepted Answer

A) True 
 B)False

In beta emission,the atomic number ________.

X-rays are generated by the nucleus during radioactive decay.

A patient has a chest X-ray and receives 0.2 mSv of radiation.How many mrems did the patient receive?

The nuclear reaction Sn → Sb + ? is an example of ________.

Exposure to radiation is unavoidable because some radioactive elements occur naturally.

What does the ? represent in the bombardment equation of nitrogen-14? N + ? → C + H

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

Sodium-24 has a half-life of 15 h.How many hours is three half-lives?

The half-life of bromine-74 is 25 min.How much of a 4.0 mg sample is still active after 75 min?

The product from the positron emission of Cs is ________.

In alpha emission,the atomic number ________.

The time needed for a radioactive sample to decay to one-half of its original activity is called the ________.

The radioisotope used as a diagnostic tool to measure thyroid function is ________.

The splitting of a large nucleus into smaller nuclei is called nuclear ________.

Gamma rays require the heaviest shielding of all the common types of nuclear radiation because gamma rays have the ________.

The rem is a unit that measures the biological effect of radiation.

The most widely used medical isotope in nuclear medicine is ________.

During alpha emission,the atomic number decreases.

A patient receives 3.0 mL of a solution containing technetium-99m for a breast image.If the activity of the technetium-99m is 9.5 mCi/mL,what is the dose received by the patient?

In nuclear fusion,a large atom splits into smaller atoms.

Chemistry in Our Lives

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Matter and Energy

Atoms and Elements

Ionic and Molecular Compounds

Chemical Quantities and Reactions

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Acids and Bases and Equilibrium

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, thiols, ethers, aldehydes, and Ketones

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Exam 5: Nuclear Chemistry

In beta emission,the atomic number ________.

X-rays are generated by the nucleus during radioactive decay.

A patient has a chest X-ray and receives 0.2 mSv of radiation.How many mrems did the patient receive?

The nuclear reaction Sn → Sb + ? is an example of ________.

Exposure to radiation is unavoidable because some radioactive elements occur naturally.

What does the ? represent in the bombardment equation of nitrogen-14? N + ? → C + H

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

Sodium-24 has a half-life of 15 h.How many hours is three half-lives?

The half-life of bromine-74 is 25 min.How much of a 4.0 mg sample is still active after 75 min?

The product from the positron emission of Cs is ________.

In alpha emission,the atomic number ________.

The time needed for a radioactive sample to decay to one-half of its original activity is called the ________.

The radioisotope used as a diagnostic tool to measure thyroid function is ________.

The splitting of a large nucleus into smaller nuclei is called nuclear ________.

Gamma rays require the heaviest shielding of all the common types of nuclear radiation because gamma rays have the ________.

The rem is a unit that measures the biological effect of radiation.

The most widely used medical isotope in nuclear medicine is ________.

During alpha emission,the atomic number decreases.

A patient receives 3.0 mL of a solution containing technetium-99m for a breast image.If the activity of the technetium-99m is 9.5 mCi/mL,what is the dose received by the patient?

In nuclear fusion,a large atom splits into smaller atoms.

Chemistry in Our Lives

Chemistry and Measurement

Matter and Energy

Atoms and Elements

Ionic and Molecular Compounds

Chemical Quantities and Reactions

Gases

Solutions

Acids and Bases and Equilibrium

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, thiols, ethers, aldehydes, and Ketones

Carbohydrates

Carboxylic Acids, esters, amines, and Amides

Lipids

Amino Acids, proteins, and Enzymes

Nucleic Acids and Protein Synthesis

Metabolic Pathways and Energy Production

Filters