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WorksheetsIsotope Quiz
Total questions: 34
Worksheet time: 32mins
Name
Class
Date
1.
How many protons does this isotope of titanium have?
a)
48
b)
22
c)
26
d)
70
2.
How many neutrons does the isotope of lithium have?
a)
8
b)
3
c)
4
d)
5
3.
How many neutrons in C-14?
a)
6
b)
7
c)
14
d)
8
4.
How many neutrons does uranium-235 have?
a)
238
b)
92
c)
146
d)
143
5.
What do these isotopes of carbon all have in common?
a)
neutrons & mass number
b)
atomic number and neutrons
c)
atomic number and electrons
d)
protons, atomic number, and mass number
6.
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
7.
What element is this? What is the mass number of this atom?
a)
sodium, 23
b)
magnesium, 23
c)
magnesium, 12
d)
sodium, 11
8.
What quantities vary between isotopes of an element?
a)
protons, electrons, and atomic mass
b)
protons, electrons, and atomic number
c)
neutrons and electrons
d)
neutrons and atomic mass
9.
which atom has 4 neutrons?
a)
Li-6
b)
Li-7
c)
Li-8
d)
they have the same # of neutrons
10.
which explanation of this notation is correct?
a)
12 is proton #
b)
6 tells you there are 6 neutrons
c)
6 tells you there are 6 protons
d)
12 is not a mass # here
11.
An Atom:
a)
An ancient idea about the structure of substances that is incorrect.
b)
Has electrons and neutrons in the nucleus.
c)
Makes up protons.
d)
Is the smallest discrete particle of an element than can exist.
12.
The defining property of an atom is:
a)
The number of neutrons in the atom.
b)
The number of protons in the atom.
c)
The number of electrons in the atom.
d)
The number of positrons in the atom.
13.
Why is the relative atomic mass not a whole number?
a)
Nuclei can contain partial neutrons.
b)
Nuclei can contain varying number of electrons.
c)
Nuclei can contain partial protons.
d)
Nuclei can contain different numbers of neutrons and be the same element.
14.
The atomic number of Uranium is:
a)
110
b)
16
c)
53
d)
92
15.
O is the symbol for what element?
a)
Orduvicium
b)
Oxygen
c)
Osmium
d)
Holonium
16.
The average atomic mass of Cesium is
a)
132.905
b)
55
c)
190.23
d)
Unknown
17.
A ___________ is an arrangement of elements in columns
a)
columns
b)
rows
c)
periodic table
d)
electron shell
18.
Each column in the periodic table is called a
a)
period
b)
group
c)
cluster
d)
unit
19.
Which group of the periodic table is composed of inert (not reactive) gases?
a)
alkali metals
b)
alkaline earth metals
c)
halogens
d)
noble gases
20.
The atoms along the staircase are called
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
21.
Which is an alkali metal?
a)
Magnesium
b)
Iron
c)
Sodium
d)
Europium
22.
A horizontal row of elements in the periodic table.
a)
column
b)
group
c)
period
23.
A vertical column in the periodic table. Elements share similar properties.
a)
row
b)
group
c)
period
24.
A neutron has a charge of
a)
+2
b)
No charge
c)
-1
d)
+1
25.
Which number here is my atomic number?
a)
5
b)
10.811
26.
How many protons does this atom have?
a)
2.5
b)
6
c)
5
d)
10.811
27.
How many Electrons
a)
2.5
b)
5
c)
6
d)
10.81
28.
In order for me to find the number of neutrons, I must round the atomic mass and then do what?
a)
atomic number-atomic mass
b)
atomic number x atomic mass
c)
atomic mass + atomic number
d)
atomic mass - atomic number
29.
What part of the atom is the arrow pointing to?
a)
nucleus
b)
proton
c)
electron shell
d)
electron
30.
Particles in an atom that are neutral and have no charge are
a)
negatrons
b)
electrons
c)
neutrons
d)
protons
31.
B and C are found in the ______ of an atom.
a)
Energy levels
b)
Space
c)
Nucleus
d)
Outside
32.
Which of these is the electron?
a)
A
b)
B
c)
C
d)
D
33.
Mr Negative here is better known as? His charge is negative.
a)
Protron
b)
Neutron
c)
Electron
d)
Neceus
34.
Which of these is the proton.
a)
A
b)
B
c)
C
d)
None
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