AnswersFoothill-B Period-Chemistry-2627BBalancing Nuclear Reactions

Balancing Nuclear Reactions Answers

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1
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Which form of emission is commonly not written in nuclear equations because they do not affect charges, atomic numbers, or mass numbers?

A
alpha particle
B
beta particle
C
gamma ray
2
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The element symbol produced is .

Answer:

Tl

3

It has a mass number

Answer:

203

4

and an atomic number .

Answer:

81

5

Which form of decay produces a nucleus similar to the element helium?

A
alpha particle
B
beta particle
C
gamma ray
6

Radium decays to form radon. Which equation correctly describes this decay?

A
Superscript 226 Subscript 88 Baseline Upper R a right arrow Superscript 222 Subscript 84 Baseline Upper R n + Superscript 4 Subscript 4 Baseline Upper H e
Option A
B
Superscript 226 Subscript 88 Baseline Upper R a right arrow Superscript 222 Subscript 86 Baseline Upper R n + Superscript 0 Subscript negative 1 Baseline e
Option B
C
Superscript 226 Subscript 88 Baseline Upper R a right arrow Superscript 222 Subscript 86 Baseline Upper R n + Superscript 0 Subscript + 1 Baseline e
Option C
D
Superscript 226 Subscript 88 Baseline Upper R a right arrow Superscript 222 Subscript 86 Baseline Upper R n + Superscript 4 Subscript 2 Baseline Upper H e
Option D
7

✔ alpha decaybeta plus decaybeta minus decaygamma radiation

A
alpha decay
B
beta plus decay
C
beta minus decay
D
gamma radiation
8

Gold can undergo transmutation. Which equation could correctly describe this radioactive decay?

A
Superscript 185 Subscript 79 Baseline Upper A u right arrow Superscript 181 Subscript 77 Baseline Upper Re + Superscript 4 Subscript 2 Baseline Upper H e
Option A
B
Superscript 185 Subscript 79 Baseline Upper A u right arrow Superscript 181 Subscript 77 Baseline Upper I r + Superscript 4 Subscript 2 Baseline Upper H e
Option B
C
Superscript 185 Subscript 79 Baseline Upper A u right arrow Superscript 181 Subscript 77 Baseline Upper I r + Superscript 0 Subscript negative 1 Baseline e
Option C
D
Superscript 185 Subscript 79 Baseline Upper A u right arrow Superscript 181 Subscript 77 Baseline Upper I r + Superscript 0 Subscript positive 1 Baseline e
Option D
9

Gold can undergo transmutation. This type of nuclear decay is called .

Question illustration
A
alpha decay
B
beta plus decay
C
beta minus decay
D
gamma radiation
10

Helium decays to form lithium. Which equation correctly describes this decay?

A
Superscript 6 Subscript 2 Baseline Upper H e right arrow Superscript 3 Subscript 3 Baseline Upper L i + Superscript 0 Subscript negative 1 Baseline e
Option A
B
Superscript 6 Subscript 2 Baseline Upper H e right arrow Superscript 6 Subscript 3 Baseline Upper H + Superscript 0 Subscript negative 1 Baseline e
Option B
C
Superscript 6 Subscript 2 Baseline Upper H e right arrow Superscript 6 Subscript 3 Baseline Upper L i + Superscript 0 Subscript negative 1 Baseline e
Option C
D
Superscript 6 Subscript 2 Baseline Upper H e right arrow Superscript 6 Subscript 3 Baseline Upper L i + Superscript 0 Subscript 1 Baseline e
Option D
11

alpha decay✔ beta minus decaybeta plus decaygamma radiation

A
alpha decay
B
✔ beta minus decay
C
beta plus decay
D
gamma radiation
12

In this nuclear reaction equation, oxygen decays to form nitrogen. Which equation correctly describes this decay?

A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
13

alpha decaybeta minus decay✔ beta plus decaygamma radiation

A
alpha decay
B
beta minus decay
C
✔ beta plus decay
D
gamma radiation
14

Bombarding plutonium-239 with an alpha particle creates an isotope of curium. Balance the equation.

Answers:
Blank 1:14
Blank 2:6
Blank 3:C
15

203 80Hg → 203 81TI + ?

Answers:
Blank 1:"80"
Blank 2:"Tl"
Blank 3:"203"
Blank 4:"81"
16

Mercury-203 undergoes beta minus decay.

Answers:
The subatomic particle produced is a(n) .:electron
.:yes
17

a is

Answers:
Blank 1:"19"
Blank 2:"40"
Blank 3:"-1"
18

is

Answer:

a = 242, b = 96, c = 1, d = 0

19

Identify the unknown product by identifying the unknown letters.A is

Question illustration
Answers:
Blank 1:"14"
Blank 2:"6"
Blank 3:"C"
20

✔ yesno

A
✔ yes
B
no

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