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Nuclear Reactions Quizzizz Review

Total questions: 81

Worksheet time: 2hrs 21mins

Name
Class
Date
1.

Which choice is the correct alpha decay of uranium-238?

a)
b)
c)
d)
2.

What type of decay does this symbol represent?

a)

beta decay

b)

alpha decay

c)

fission

d)

fusion

3.

What type of decay does this symbol represent?

a)

beta decay

b)

alpha decay

c)

gamma decay

d)

fusion

4.

Solve the nuclear decay reaction:

a)
b)
c)
d)
5.

Solve the nuclear decay reaction:

a)
b)
c)
d)
6.
If the atomic mass is 200, and alpha radiation is used, what is the atomic mass of the daughter particle?
a)
200
b)
198
c)
196
d)
194
7.
What is emitted during Alpha Radiation?
a)
A helium nuclei.
b)
A helium atom
c)
Gamma Rays.
d)
Positrons
8.

In alpha decay when the top number decreases by 4, what are you actually losing?

a)

2 protons & 2 neutrons

b)

4 protons

c)

2 protons & 2 electrons

d)

2 electrons & 2 neutrons

9.

Solve the nuclear decay reaction:

a)

32/15 P

b)

32/17 P

c)

32/16 P

d)

32/17 Cl

10.
The type of radioactive particle that can be stopped by a sheet of paper is the ____.
a)
alpha particle
b)
beta particle
c)
gamma ray
d)
uranium
11.
Negatively charged particles emitted from a nucleus at a high speed are ____.  
a)
alpha particle
b)
gamma rays
c)
beta particles
d)
X rays
12.

Gamma rays _________.

a)

have no mass and no charge

b)

have mass but no charge

c)

have no mass but have charge

d)

have mass and charge

13.

What in the name for the original, unstable isotope before decay

a)

Parent isotope

b)

Father isotope

c)

Daughter isotope

d)

Son Isotope

14.

What is the name for the final, more stable isotope following decay

a)

Parent isotope

b)

Father isotope

c)

Daughter isotope

d)

Son Isotope

15.

finish the equation


18173Ta --> ____ + 18174W

a)

42He

b)

0-1e

c)

y

16.

Solve this equation.

85209At = ___ + 24He

a)

83205Bi

b)

86209Rn

c)

81207Tl

d)

85208At

17.

Solve this equation for.

614C = ___ + -10e

a)

410Be

b)

714N

c)

210He

d)

613C

18.
In a correctly written symbol what would be located in the "A" position?
a)
number of neutrons
b)
atomic number
c)
number of electrons 
d)
mass number
19.

In a correctly written symbol what would be located in the "Z" position?

a)

number of neutrons

b)

atomic number

c)

number of electrons

d)

mass number

20.

Which equation correctly represents the alpha decay of polonium-214?

a)

A

b)

B

c)

C

d)

D

21.
What particle completes this reaction?
a)
alpha particle
b)
beta particle
c)
gamma particle
d)
neutron
22.
When a nucleus undergoes nuclear decay by gamma rays, the atomic number of the element....
a)
remains the same
b)
  decreases by one.
c)
increases by one.
d)
increases by two.
23.
Radioactive materials have unstable...
a)
electrons
b)
protons
c)
nuclei
d)
neutrons
24.
What is the product of the alpha decay of Gold-175?
a)
Ir-171
b)
Tl-179
c)
Au179
d)
Au171
25.
If Gadolinium-150 goes through alpha decay, the resulting element has a new atomic mass of _____.
a)
150
b)
148
c)
146
26.

In the symbol 20682Pb what does 82 stand for?

a)

Mass number

b)

Atomic number

c)

Atomic mass

d)

Number of protons

27.
If Thorium-234 undergoes a beta decay, What element will be left in its place?
a)
Actinium-234
b)
Thorium-233
c)
Protactinium-234
d)
Radium-230
28.
The three types of nuclear radiation in increasing order of penetrating power are ____.  
a)
  alpha, beta, gamma 
b)
X ray, beta, gamma
c)
alpha, gamma, beta 
d)
X ray, gamma, beta 
29.
The process by which nuclei having low masses are united to form nuclei with larger masses is ____.  
a)
a chain reaction 
b)
fission
c)
a chemical reaction 
d)
fusion 
30.
Which is not a part of an atom's nucleus?
a)
Neutron
b)
Proton
c)
Electron
d)
All are part of the nucleus
31.
An isotope has a different number of
a)
electrons
b)
neutrons
c)
protons
d)
positrons
32.
Which nuclear power plant has not had a meltdown
a)
Three Mile Island (US)
b)
Chernobyl (Ukraine)
c)
Taishan (China)
d)
Fukushima (Japan)
33.
What element is often used in nuclear reactions?
a)
Hydrogen
b)
Uranium
c)
Oxygen
d)
Mercury
34.
Most nuclear reactors use:
a)
Fission
b)
Fusion
35.
A nuclear reaction where a nucleus splits into two smaller nuclei is... 
a)
Fission
b)
Fusion
c)
Gamma decay
d)
Beta decay
36.
What would two different isotopes of an atom have in common?
a)
Number of neutrons 
b)
Number of protons
c)
Atomic weight 
d)
Atomic mass
37.
What happens when the number of protons in an atom changes? 
a)
The number of electrons changes too 
b)
Usually nothing happens, unless the atom is radioactive 
c)
The atomic nucleus explodes
d)
It becomes a completely different atom, with different properties 
38.
Which type of nuclear radiation is being emitted here?
a)
Alpha
b)
beta
c)
gamma 
d)
none
39.
Two or more nuclei combine to form one larger nucleus in the process of nuclear _____.
a)
Fusion
b)
Fission
c)
Tracing
d)
Decay
40.
This is an example of...
a)
Fission  reaction
b)
Fusion reaction
c)
Decomposition reaction
d)
Combustion
41.
When nuclei decay, massive amounts of __________ is released.
a)
energy
b)
jello
c)
protons
d)
neutrons
42.
Has the highest penetrating power.  Can penetrate our body.  Even several cm thick of lead or several meters thick of concrete cannot stop all of it.
a)
Alpha
b)
Beta
c)
Gamma
43.
Has the lowest penetrating power.  Can only penetrate 0.05 mm into the body and can be stopped by a piece of paper or clothing.
a)
Alpha
b)
Beta
c)
Gamma
44.
What type of nuclear reaction is this?
a)
alpha
b)
beta
c)
gamma
d)
hot
45.
The time needed for half of a radioactive sample to decay is called its __________.
a)
decay period
b)
period
c)
transmutation time
d)
half-life
46.
Gamma rays damage human cells/tissue.
a)
True
b)
False
47.

Beta particles have a _____ charge.

a)

+2

b)

0

c)

+1

d)

-1

48.
The technetium-99 isotope has a half-life of 6.0 hours. If 100.0 mg were injected into a patient how much remains after 18 hours?
a)
33.0 mg
b)
12.5 mg
c)
.33 mg
d)
15.8 mg
49.
What is the half-life of iodine-131?
a)
32 days
b)
8 days
c)
16 days
d)
24 days
50.

The % of the parent isotope remaining after 1 Half Life.

a)

50%

b)

25%

c)

12.5%

d)

6.25%

51.

The % of the parent isotope remaining after 2 Half Lives.

a)

50%

b)

25%

c)

12.5%

d)

6.25%

52.

What is the Half life of this isotope?

a)

5 seconds

b)

10 seconds

c)

15 seconds

d)

20 seconds

53.

What is the Half Life of this isotope?

a)

3 days

b)

5 days

c)

8 days

d)

10 days

54.
What is Half-life?
a)
The amount of time it takes for some of the nuclei in a sample of the isotope to decay
b)
The amount of time it takes for half the electrons in a sample of the isotope to decay
c)
The amount of time it takes for half the nuclei in a sample of the isotope to decay
d)
the amount of time it takes to double the nuclei in a sample of the isotope to decay
55.
If one-fourth of the carbon-14 is remaining then how many half-lives have passed?
a)
1
b)
2
c)
3
d)
4
56.

Why do some elements have half-lives?

a)

they radioactively decay

b)

half of their atom gets stolen

c)

They are Twizzlers that break in half

57.

After the third half-life, how much of the sample is left?

a)

1/2

b)

1/3

c)

1/16

d)

1/8

58.
After the third half-life, how much of the sample is left?
a)
1/2
b)
1/3
c)
1/16
d)
1/8
59.
If 10 mg of iodine 131 is given to a patient, how much is left after 24 days? The half-life of iodine-131 is 8 days.
a)
1.25mg
b)
1.25g
c)
10g
d)
10mg
60.
The half-life of strontium-90 is 25 years. How much strontium-90 will remain after 100 years if the initial amount is 4.0 g?
a)
3.0g
b)
0.25mg
c)
0.3g
d)
0.25g
61.
If the half-life of uranium-232 is 70 years, how many half-lives will it take for 10 g of it to be reduced to 1.25 g?
a)
1 half-life
b)
2 half-lives
c)
3 half-lives
d)
4 half-lives
62.

The diagram shows 32 atoms.

16 of the Red are parent isotopes

16 of the Green are daughter isotopes

How many half-lives have occurred?

a)

0

b)

1

c)

2

d)

3

63.
You have 100 grams of radioactive C-14. The half life of C-14 is 5730 years. 
How many grams are left after 1 half life? 
a)
100 grams
b)
25 grams
c)
2 grams
d)
50 grams
64.
When nuclei decay, massive amounts of __________ is released.
a)
energy
b)
jello
c)
protons
d)
neutrons
65.

The diagram shows 32 atoms

32 of the Red are the parent isotope

0 of the atoms are daughter isotopes

How many half-lives have occurred?

a)

0

b)

1

c)

2

d)

3

66.
Imagine you have 50,000 atoms of uranium-238. If U-238 has a half-life of 4.5 billion years, how many U-238 atoms will be left after 4.5 billion years? 
a)
25,000
b)
50,000
c)
12,500
d)
0
67.

Nuclear power plant uses ____ for fuel.

a)

steel

b)

coal

c)

uranium

d)

hydrogen

68.
Splitting a uranium atom is called - 
a)
fission
b)
fusion
69.
What is an advantage  of nuclear energy?
a)
radioactive waste
b)
no pollution
c)
we will never run out
d)
it is the safest way to make energy
70.
All of the following are problems of nuclear energy except ---
a)
storage of radioactive fuel
b)
pollution
c)
security concerns
d)
natural disasters (tsunamis, earthquakes, etc.)
71.

What nuclear process occurs in the sun?

a)

fission

b)

fusion

c)

endothermic

d)

atomic bomb

72.

The splitting of a nucleus into smaller, lighter nuclei is called

a)

fusion

b)

fission

73.

This is an example of

a)

Nuclear Fission

b)

Nuclear Fusion

c)

No reaction

74.

Reaction involving the nucleus

a)

Electron

b)

Nuclear Reaction

c)

Potential Energy

d)

Kinetic Energy

75.

A major scientific concern over nuclear energy is how to--

a)

store the waste products safely

b)

reduce the high levels of carbon dioxide emitted into the air

c)

deal with the large amounts of fossil fuels required

d)

prevent the depletion of the ozone layer

76.
Spent nuclear fuel (already used) is stored at -
a)
a landfill
b)
on site at the nuclear power plant
c)
a repository in Nevada
77.

When a substance undergoes beta decay

a)

The atomic number increases by 1

b)

The atomic number decreases by 2

c)

The atomic number does not change

78.

A radioactive shoe is wrapped in 3mm of aluminum foil but radiation is still detected. What must be true?

a)

The shoe emits alpha radiation

b)

The shoe emits beta radiation

c)

The shoe emits gamma radiation

79.

How much of a 250g sample would be left after 5 half lives?

a)

125g

b)

62.5g

c)

31.25g

d)

7.81g

80.

If the half life of Uranium-240 was 10 years, how long would it take for it to decay from 310g to 80g?

a)

10 years

b)

240 years

c)

20 years

d)

30 years

81.

Elements with an atomic number greater than or equal to (a)   are unstable.

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