Question 1

In the 238U decay series,there are 8 $\alpha$ particles and 6 $\beta$ particles lost starting with $\alpha$ emission from 238U.What is the final product?

Accepted Answer

A) 207Pb 
B) 210Po 
C) 210Bi 
D) 208Pb 
E) 206Pb 
A) 207Pb 
B) 210Po 
C) 210Bi 
D) 208Pb 
E) 206Pb

Question 2

Which of the following is most likely to undergo $\alpha$ decay?

Accepted Answer

A) 24Na 
B) 47K 
C) 14C 
D) 232Th 
E) 3H 
A) 24Na 
B) 47K 
C) 14C 
D) 232Th 
E) 3H

Question 3

Cobalt-60,used in the radiation treatment of cancer,is produced by absorption of 2 neutrons and emission of a $\beta$particle.What is the starting nuclide?

Accepted Answer

A) 58Mn 
B) 58Ni 
C) 58Fe 
D) 59Co 
E) 59Fe 
A) 58Mn 
B) 58Ni 
C) 58Fe 
D) 59Co 
E) 59Fe

Question 4

Technetium-99m,a "metastable" nuclide of Tc is produced by the reaction
_____ $\rightarrow$ 99mTc + $\beta$
What is the starting nuclide?

Accepted Answer

The answer of Technetium-99m,a "metastable" nuclide of Tc is produced...

Question 5

A 9.9-g sample of iodine-131 is stored for exactly 3 weeks.If the decay constant is 0.0861 day-1,what mass of the isotope remains?

Accepted Answer

A) 0.15 g 
B) 7.6 g 
C) 1.6 g 
D) 2.6 g 
E) 5.5 g 
A) 0.15 g 
B) 7.6 g 
C) 1.6 g 
D) 2.6 g 
E) 5.5 g

Question 6

Complete the nuclear reaction
97Mo + 2H $\rightarrow$  _____ + 2n

Accepted Answer

The answer of Complete the nuclear reaction
97Mo + 2H $\rightarrow$...

Question 7

A sample of carbon from the Lascaux cave in France contained 12% of the original fraction carbon-14.Estimate the age of this sample (the half-life of carbon-14 is 5.73 * 103 year).

Accepted Answer

The answer of A sample of carbon from the Lascaux...

Question 8

Use the law of radioactive decay to determine the activity of a 2.0-$\mu$g sample of Tc-99,t½ = 2.2 * 105 y.

Accepted Answer

A) 1.0 Ci 
B) 1.0 * 10-6 Ci 
C) 1.5 Ci 
D) 3.3 *10-8 Ci 
E) 3.3 *10-2 Ci 
A) 1.0 Ci 
B) 1.0 * 10-6 Ci 
C) 1.5 Ci 
D) 3.3 *10-8 Ci 
E) 3.3 *10-2 Ci

Question 9

A nuclide undergoes positron emission to form 22Ne.What is the nuclide?

Accepted Answer

A) 23Mg 
B) 18O 
C) 22Na 
D) 22F 
E) 23Na 
A) 23Mg 
B) 18O 
C) 22Na 
D) 22F 
E) 23Na

Question 10

What type of reaction is it when a neutron becomes a proton,and the result is a nucleus that changes from Z to Z+1?

Accepted Answer

The answer of What type of reaction is it when...

Question 11

What is the element produced when 44Ti undergoes electron capture?

Accepted Answer

A) Ar 
B) K 
C) Sc 
D) V 
E) Ca 
A) Ar 
B) K 
C) Sc 
D) V 
E) Ca

Question 12

Which of the following nuclei is stable?

Accepted Answer

A) 120Sn 
B) 213Fr 
C) 38Cl 
D) 24Na 
E) 15O 
A) 120Sn 
B) 213Fr 
C) 38Cl 
D) 24Na 
E) 15O

Question 13

How many nucleons does boron-11 contain?

Accepted Answer

A) 6 
B) 10 
C) 5 
D) 11 
E) 16 
A) 6 
B) 10 
C) 5 
D) 11 
E) 16

Question 14

When an $\alpha$ particle is emitted,the mass number

Accepted Answer

A) decreases by 4. 
B) increases by 2. 
C) decreases by 2. 
D) decreases by 1. 
E) increases by 4. 
A) decreases by 4. 
B) increases by 2. 
C) decreases by 2. 
D) decreases by 1. 
E) increases by 4.

Question 15

A \(\beta\ particle corresponds to

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 16

Which of the following is likely to lie below the band of stability?

Accepted Answer

A) O-15 
B) P-29 
C) Li-9 
D) Be-7 
E) C-14 
A) O-15 
B) P-29 
C) Li-9 
D) Be-7 
E) C-14

Question 17

What nuclide is formed when 90Sr undergoes $\beta$ decay?

Accepted Answer

A) 86Kr 
B) 90Y 
C) 94Zr 
D) 89Sr 
E) 90Rb 
A) 86Kr 
B) 90Y 
C) 94Zr 
D) 89Sr 
E) 90Rb

Question 18

If U-238 undergoes $\alpha$ emission,what other nuclide is produced?

Accepted Answer

A) Np-236 
B) Ac-236 
C) Th-234 
D) U-234 
E) Pa-234 
A) Np-236 
B) Ac-236 
C) Th-234 
D) U-234 
E) Pa-234

Question 19

When an $\alpha$ particle is emitted,the atomic number

Accepted Answer

A) increases by 4. 
B) decreases by 1. 
C) decreases by 2. 
D) decreases by 4. 
E) increases by 2. 
A) increases by 4. 
B) decreases by 1. 
C) decreases by 2. 
D) decreases by 4. 
E) increases by 2.

Question 20

What nuclide undergoes $\alpha$ decay to produce the daughter nuclide polonium-218 (Z = 84)?

Accepted Answer

A) radon-222 
B) radium-226 
C) polonium-222 
D) polonium-214 
E) radon-226 
A) radon-222 
B) radium-226 
C) polonium-222 
D) polonium-214 
E) radon-226

In the ²³⁸U decay series,there are 8 $\alpha$ particles and 6 $\beta$ particles lost starting with $\alpha$ emission from ²³⁸U.What is the final product?

Which of the following is most likely to undergo $\alpha$ decay?

Cobalt-60,used in the radiation treatment of cancer,is produced by absorption of 2 neutrons and emission of a $\beta$ particle.What is the starting nuclide?

Technetium-99m,a "metastable" nuclide of Tc is produced by the reaction _____ $\rightarrow$ ^99mTc + $\beta$ What is the starting nuclide?

A 9.9-g sample of iodine-131 is stored for exactly 3 weeks.If the decay constant is 0.0861 day^-1,what mass of the isotope remains?

Complete the nuclear reaction ⁹⁷Mo + ²H $\rightarrow$ _____ + 2n

A sample of carbon from the Lascaux cave in France contained 12% of the original fraction carbon-14.Estimate the age of this sample (the half-life of carbon-14 is 5.73 * 10³ year).

Use the law of radioactive decay to determine the activity of a 2.0- $\mu$ g sample of Tc-99,t_½ = 2.2 * 10⁵ y.

A nuclide undergoes positron emission to form ²²Ne.What is the nuclide?

What type of reaction is it when a neutron becomes a proton,and the result is a nucleus that changes from Z to Z+1?

What is the element produced when ⁴⁴Ti undergoes electron capture?

Which of the following nuclei is stable?

How many nucleons does boron-11 contain?

When an $\alpha$ particle is emitted,the mass number

A \(\beta\ particle corresponds to

Which of the following is likely to lie below the band of stability?

What nuclide is formed when ⁹⁰Sr undergoes $\beta$ decay?

If U-238 undergoes $\alpha$ emission,what other nuclide is produced?

When an $\alpha$ particle is emitted,the atomic number

What nuclide undergoes $\alpha$ decay to produce the daughter nuclide polonium-218 (Z = 84)?

The Quantum World

Quantum Mechanics in Action: Atoms

Chemical Bonds

Molecular Shape and Structure

The Properties of Gases

Liquids and Solids

Inorganic Materials

Thermodynamics: The First Law

Thermodynamics: The Second and Third Laws

Physical Equilibria

Chemical Equilibria

Acids and Bases

Aqueous Equilibria

Electrochemistry

Chemical Kinetics

The Elements: the Main Group Elements

The Elements: The D Block

Organic Chemistry I

Organic Chemistry II

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Exam 18: Nuclear Chemistry

In the 238U decay series,there are 8 α\alphaα particles and 6 β\betaβ particles lost starting with α\alphaα emission from 238U.What is the final product?

Which of the following is most likely to undergo α\alphaα decay?

Cobalt-60,used in the radiation treatment of cancer,is produced by absorption of 2 neutrons and emission of a β\betaβ particle.What is the starting nuclide?

Technetium-99m,a "metastable" nuclide of Tc is produced by the reaction _____ →\rightarrow→ 99mTc + β\betaβ What is the starting nuclide?

A 9.9-g sample of iodine-131 is stored for exactly 3 weeks.If the decay constant is 0.0861 day-1,what mass of the isotope remains?

Complete the nuclear reaction 97Mo + 2H →\rightarrow→ _____ + 2n

A sample of carbon from the Lascaux cave in France contained 12% of the original fraction carbon-14.Estimate the age of this sample (the half-life of carbon-14 is 5.73 * 103 year).

Use the law of radioactive decay to determine the activity of a 2.0- μ\muμ g sample of Tc-99,t½ = 2.2 * 105 y.

A nuclide undergoes positron emission to form 22Ne.What is the nuclide?

What type of reaction is it when a neutron becomes a proton,and the result is a nucleus that changes from Z to Z+1?

What is the element produced when 44Ti undergoes electron capture?

Which of the following nuclei is stable?

How many nucleons does boron-11 contain?

When an α\alphaα particle is emitted,the mass number

A \(\beta\ particle corresponds to

Which of the following is likely to lie below the band of stability?

What nuclide is formed when 90Sr undergoes β\betaβ decay?

If U-238 undergoes α\alphaα emission,what other nuclide is produced?

When an α\alphaα particle is emitted,the atomic number

What nuclide undergoes α\alphaα decay to produce the daughter nuclide polonium-218 (Z = 84)?

The Quantum World

Quantum Mechanics in Action: Atoms

Chemical Bonds

Molecular Shape and Structure

The Properties of Gases

Liquids and Solids

Inorganic Materials

Thermodynamics: The First Law

Thermodynamics: The Second and Third Laws

Physical Equilibria

Chemical Equilibria

Acids and Bases

Aqueous Equilibria

Electrochemistry

Chemical Kinetics

The Elements: the Main Group Elements

The Elements: The D Block

Organic Chemistry I

Organic Chemistry II

Filters

In the ²³⁸U decay series,there are 8 $\alpha$ particles and 6 $\beta$ particles lost starting with $\alpha$ emission from ²³⁸U.What is the final product?

Which of the following is most likely to undergo $\alpha$ decay?

Cobalt-60,used in the radiation treatment of cancer,is produced by absorption of 2 neutrons and emission of a $\beta$ particle.What is the starting nuclide?

Technetium-99m,a "metastable" nuclide of Tc is produced by the reaction _____ $\rightarrow$ ^99mTc + $\beta$ What is the starting nuclide?

A 9.9-g sample of iodine-131 is stored for exactly 3 weeks.If the decay constant is 0.0861 day^-1,what mass of the isotope remains?

Complete the nuclear reaction ⁹⁷Mo + ²H $\rightarrow$ _____ + 2n

A sample of carbon from the Lascaux cave in France contained 12% of the original fraction carbon-14.Estimate the age of this sample (the half-life of carbon-14 is 5.73 * 10³ year).

Use the law of radioactive decay to determine the activity of a 2.0- $\mu$ g sample of Tc-99,t_½ = 2.2 * 10⁵ y.

A nuclide undergoes positron emission to form ²²Ne.What is the nuclide?

What is the element produced when ⁴⁴Ti undergoes electron capture?

When an $\alpha$ particle is emitted,the mass number

What nuclide is formed when ⁹⁰Sr undergoes $\beta$ decay?

If U-238 undergoes $\alpha$ emission,what other nuclide is produced?

When an $\alpha$ particle is emitted,the atomic number

What nuclide undergoes $\alpha$ decay to produce the daughter nuclide polonium-218 (Z = 84)?