Quiz about Nuclear Decay

Question 1

Alpha particles.....

Accepted Answer

a) are positively charged.

Answer

b) consist of two protons and four neutrons.

Answer

c) can penetrate any thickness of matter

Answer

d) All of the above

Question 2

Radioactive materials have unstable...

Accepted Answer

nuclei

Answer

electrons

Answer

protons

Answer

neutrons

Question 3

Which type of nuclear radiation is being emitted here?

Accepted Answer

beta

Answer

Alpha

Answer

gamma

Answer

none

Question 4

In the equation,^14₆C --> ^14₇N + ^0_-1B, the _______ decay of radioactive carbon-14 results in the creation of a new nitrogen-14 atom.

Accepted Answer

Beta

Answer

Radioactive

Answer

Alpha

Question 5

What particle completes this reaction?

Accepted Answer

beta particle

Answer

alpha particle

Answer

gamma particle

Answer

neutron

Question 6

What element is the ?

Accepted Answer

Cd-115

Answer

Ag-115

Answer

Pd-115

Answer

Not Listed

Question 7

Which type of nuclear radiation is being emitted here?

Accepted Answer

alpha

Answer

beta

Answer

gamma

Answer

none

Question 8

If Gadolinium-150 goes through alpha decay, the resulting element has a new atomic mass of _____.

Accepted Answer

146

Answer

150

Answer

148

Question 9

In the symbol ²⁰⁶₈₂Pb what does 206 stand for?

Accepted Answer

Atomic mass

Answer

Number of neutrons

Answer

Atomic number

Answer

Number of protons

Question 10

What is the symbol for an alpha particle?

Accepted Answer

42He

Answer

0-1e

Answer

0+1 e

Answer

10n

Question 11

What element is the ?

Accepted Answer

Cd-115

Answer

Ag-115

Answer

Pd-115

Answer

Not Listed

Question 12

Balance the following equation:
¹⁴₆C --> ⁰_-1e + ________

Accepted Answer

147N

Answer

145B

Answer

146C

Answer

42He

Question 13

Type of radiation that requires thick layers of concrete or lead in order to be stopped

Accepted Answer

Gamma

Answer

They are equal

Answer

Beta

Answer

Alpha

Question 14

Question 14.

Accepted Answer

42He

Answer

0-1 e

Answer

00Y

Answer

178O

Question 15

Solve this equation for alpha decay.
₈₈²²⁶Ra = ___ + ₂⁴He

Accepted Answer

₈₆²²²Rn

Answer

₈₉²²⁶Ac

Answer

₈₄²²⁴Po

Answer

₈₈²²⁵Ra

Question 16

Solve this equation for alpha decay.
₈₅²⁰⁹At = ___ + ₂⁴He

Accepted Answer

₈₃²⁰⁵Bi

Answer

₈₆²⁰⁹Rn

Answer

₈₁²⁰⁷Tl

Answer

₈₅²⁰⁸At

Question 17

Solve this equation for beta decay.
₆¹⁴C = ___ + _-1⁰e

Accepted Answer

714N

Answer

410Be

Answer

210He

Answer

613C

Question 18

Solve this equation for beta decay.
₂₇⁶⁰Co = ___ + _-1⁰e

Accepted Answer

₂₈⁶⁰Ni

Answer

₂₅⁵⁶Mn

Answer

₂₃⁵⁸V

Answer

₂₇⁵⁹Co

Question 19

When a neutron decays by turning into a proton and an electron is emitted - what is the name of the emitted electron?

Accepted Answer

a beta particle

Answer

an alpha particle

Answer

gamma radiation

Answer

an alpha particle and gamma radiation

Question 20

A helium nucleus with two protons and two neutrons is called a(n) ____.

Accepted Answer

alpha particle

Answer

electroscope

Answer

beta particle

Answer

gamma ray

Question 21

Negatively charged particles emitted from a nucleus at a high speed are ____.

Accepted Answer

beta particles

Answer

alpha particle

Answer

gamma rays

Answer

X rays

Question 22

The three types of nuclear radiation in increasing order of penetrating power are ____.

Accepted Answer

alpha, beta, gamma

Answer

X ray, beta, gamma

Answer

alpha, gamma, beta

Answer

X ray, gamma, beta

Question 23

For which of the following problems would a scientist most likely use carbon-14?

Accepted Answer

to calculate the age of a piece of bone

Answer

to calculate the age of the Earth's oldest rocks

Answer

to identify the elements that make up a rock

Answer

to identify the elements that make up a bone

Question 24

Describe the structure of an alpha particle.

Accepted Answer

2 protons and 2 neutrons

Answer

a fast-moving electron

Answer

a slow-moving neutron

Answer

a hydrogen nucleus

Question 25

In alpha decay, the atomic number...

Accepted Answer

decreases by 2

Answer

increases by 2

Answer

increases by 4

Answer

decreases by 4

Question 26

Which type of nuclear radiation is being emitted here?

Accepted Answer

beta

Answer

Alpha

Answer

gamma

Answer

none

Question 27

What type of decay?

Accepted Answer

alpha

Answer

beta

Answer

gamma

Question 28

How many protons does this isotope of titanium have?

Accepted Answer

22

Answer

48

Answer

26

Answer

70

Question 29

What element went through Alpha Decay in the above Equation?

Accepted Answer

Uranium 234

Answer

Uranium 226

Answer

Uranium 88

Question 30

Which type of decay is represented in this equation?

Accepted Answer

Alpha

Answer

Beta

Answer

Gamma

Question 31

What is the missing mass number of Thorium?

Accepted Answer

231

Answer

239

Answer

92

Answer

92

Question 32

How many protons are in Uranium?

Accepted Answer

92

Answer

235

Answer

90

Answer

2

Question 33

How many neutrons are in Uranium 235?

Accepted Answer

143

Answer

235

Answer

92

Answer

144

Question 34

Which type of nuclear decay is pictured above?

Accepted Answer

Beta

Answer

Alpha

Answer

Gamma

Question 35

How many protons does Copper have?

Accepted Answer

29

Answer

64

Answer

28

Answer

35

Question 36

What type of nuclear equation is represented in the above equation?

Accepted Answer

Alpha

Answer

Beta

Answer

Gamma

Question 37

What is the atomic mass of Thorium in the above equation?

Accepted Answer

229

Answer

233

Answer

92

Answer

90

Question 38

How many neutrons are in Uranium 233?

Accepted Answer

141

Answer

233

Answer

92

Answer

90

Question 39

The above equation is an example of which type of nuclear decay?

Accepted Answer

Beta

Answer

Alpha

Answer

Gamma

Question 40

In the equation, which of the following is true? (Pick 2)

Accepted Answer

The atomic mass remains constant

Accepted Answer

A neutron is converted into a proton

Answer

A proton is converted into a neutron

Answer

The atomic mass increase by 1

Answer

The atomic mass decreases by 1

Question 41

Which type of nuclear decay is represented in the above equation?

Accepted Answer

gamma

Answer

alpha

Answer

beta

Question 42

What is the missing element on the right side of the equation?

Accepted Answer

Lead

Answer

Polonium

Answer

Radium

Question 43

How many protons are in gold?

Accepted Answer

79

Answer

185

Answer

106

Question 44

If gold goes through Alpha decay, what is the mass of the new element?

Accepted Answer

181

Answer

185

Answer

79

Answer

80

Question 45

If gold goes through Alpha decay, what is the atomic number of the new element?

Accepted Answer

77

Answer

185

Answer

181

Answer

79

Answer

80

Nuclear Decay

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