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WorksheetsAtoms
Total questions: 16
Worksheet time: 14mins
Name
Class
Date
1.
The positive particles of an atom are
a)
electrons
b)
positrons
c)
neutrons
d)
protons
2.
Particles in an atom that are neutral and have no charge are
a)
negatrons
b)
electrons
c)
neutrons
d)
protons
3.
True or False? Neutrons have a negative charge
a)
True
b)
False
4.
What is the atomic number for an element with three protons?
a)
2
b)
1
c)
3
d)
6
5.
A particle that moves around the nucleus is a(n)...
a)
Proton
b)
Neutron
c)
Electron
d)
Quark
6.
In the modern periodic table elements are arranged by:
a)
atomic mass
b)
atomic number
c)
valence electrons
d)
number of isotopes
7.
The symbol for Carbon is
a)
6
b)
12.011
c)
C
d)
Ca
8.
Beryllium has how many protons?
a)
4
b)
9.0122
c)
2
d)
13.0122
9.
All matter is made of
a)
energy
b)
atoms
c)
air
d)
chemistry
10.
What is the smallest?
a)
worm
b)
molecule
c)
galaxy
d)
atom
11.
What does the nucleus consist of?
a)
Protons + Electrons
b)
Neutrons + Electrons
c)
Atoms
d)
Protons + Neutrons
12.
Where are protons located in the atom?
a)
orbitals
b)
nucleus
c)
rings
d)
positive
13.
Where are neutrons located in the atom?
a)
shells/orbitals
b)
rings
c)
center
d)
nucleus
14.
What is the atomic number?
a)
the number of protons
b)
the number of protons and neutrons
c)
the number of neutrons
d)
the number of protons and electrons
15.
What is the atomic number for an element with twelve protons?
a)
2
b)
12
c)
24
d)
6
16.
What are the 3 subatomic particles that make-up the atom?
a)
protons, neutrons, and isotopes
b)
neutrons, isotopes, and electrons
c)
positives, negatives, and electrons
d)
protons, neutrons, and electrons
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