WorksheetsNuclear Symbols and Isotope Names
Total questions: 12
Worksheet time: 12mins
Name
Class
Date
1.
How many neutrons does an Oxygen-19 isotope have?
a)
19
b)
8
c)
11
d)
10
2.
How many protons does this isotope of titanium have?
a)
48
b)
22
c)
26
d)
70
3.
A neutral atom of the isotope 2612Mg would consist of
a)
12 protons, 26 neutrons
b)
26 protons, 12 neutrons
c)
26 protons, 14 neutrons
d)
12 protons, 14 neutrons
4.
How many protons are in the nucleus of the element shown?
a)
19
b)
9
c)
10
d)
28
5.
How many neutrons does this isotope of titanium have?
a)
48
b)
22
c)
26
d)
70
6.
How many protons are in this atom?
a)
3
b)
4
c)
6
d)
10
7.
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
8.
Which atom has 4 neutrons?
a)
Lithium-6
b)
Lithium-7
c)
Lithium-8
d)
They all have the same amount of neutrons.
9.
How many neutrons are in carbon-14?
a)
6
b)
7
c)
14
d)
8
10.
How many neutrons does an atom of the isotope Neon-22 have?
a)
12
b)
10
c)
22
d)
20
11.
Two isotopes of carbon are carbon-12 and carbon-14. These isotopes differ from one another by two protons.
a)
true
b)
false
12.
How many neutrons and protons are in an atom of Neon-21?
a)
10 neutrons, 11 protons
b)
11 neutrons, 10 protons
c)
21 neutrons, 10 protons
d)
11 neutrons, 21 protons
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