WorksheetsNuclear Chemistry
Total questions: 20
Worksheet time: 18mins
Name
Class
Date
1.
Which type of nuclear radiation is being emitted here?
a)
Alpha
b)
beta
c)
gamma
d)
none
2.
What is emitted during Gamma Radiation?
a)
Particles.
b)
Protons
c)
Beta Rays.
d)
Gamma Rays.
3.
What is radioactive decay?
a)
The spontaneous breakdown of an atomic nucleus resulting in only energy release
b)
The spontaneous breakdown of an atomic nucleus resulting in only matter release
c)
The spontaneous breakdown of an atomic nucleus resulting in a release of energy and matter
d)
The decay of the use of radios and the increased use of televisions.
4.
Has the symbol
a)
Alpha
b)
Beta
c)
Gamma
5.
Has the symbol
a)
Alpha
b)
Beta
c)
Gamma
6.
High-energy radiation that possesses no mass & is denoted by the symbol λ is called ____________.
a)
Gamma Ray
b)
Gamma Pay
7.
How is the alpha particle written in a nuclear equation?
a)
42He
b)
24He
8.
In the equation, 146C --> 147N + 0-1B, the _______ decay of radioactive carbon-14 results in the creation of a new nitrogen-14 atom.
a)
Radioactive
b)
Beta
c)
Alpha
9.
Isotopes of the same element have different ____________.
a)
numbers of protons
b)
numbers of electrons
c)
symbols
d)
numbers of neutrons
10.
In order of most to least penetrating radiation we have
a)
Alpha , Beta, Gamma
b)
Beta , Gamma , Alpha
c)
Gamma, Beta, Alpha
d)
Gamma, Alpha, Beta
11.
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
12.
Has the symbol
a)
Alpha
b)
Beta
c)
Gamma
13.
The most penetrating type of radiation is the ____.
a)
alpha particle
b)
gamma ray
c)
beta particle
d)
uranium
14.
Negatively charged particles emitted from a nucleus at a high speed are ____.
a)
alpha particle
b)
gamma rays
c)
beta particles
d)
X rays
15.
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
16.
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
17.
What does this symbol represent (the red arrow)?
a)
beta particle
b)
alpha particle
c)
gamma rays
18.
In the equation, 146C --> 147N + 0-1B, the _______ decay of radioactive carbon-14 results in the creation of a new nitrogen-14 atom.
a)
Radioactive
b)
Beta
c)
Alpha
19.
In the nuclear equation below, calculate the mass number of the alpha particle.
23892U-->23490Th + 42He + 200
23892U-->23490Th + 42He + 200
a)
238
b)
0
c)
234
d)
4
20.
Alpha makes the atomic number decrease by how many?
a)
1
b)
2
c)
3
d)
5
100 %
