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WorksheetsAtomic Structure
Total questions: 16
Worksheet time: 1hrs 20mins
Name
Class
Date
1.
subatomic particles found in the outermost orbitals & responsible for the atom's reactivity
a)
neutrons
b)
valence electrons
c)
isotopes
d)
ions
2.
Subatomic particles with a positive charge
a)
neutrons
b)
atomic mass
c)
protons
d)
isotopes
3.
Subatomic particles that are neutral in charge
a)
Neutrons
b)
Protons
c)
Nucleus
d)
Electrons
4.
A charged atom
a)
Ion
b)
Isotope
c)
Electron Cloud
d)
Quark
5.
The smallest particle of an element that shows all the properties of that element.
a)
Subatomic Particles
b)
Atom
c)
Quarks
d)
Gluons
6.
Where electrons are likely to be found as they travel around the nucleus
a)
Nucleus
b)
Electron Cloud
c)
Within a Proton
d)
Within a Neutron
7.
A tiny but very dense, positively charged portion of the atom that holds most of the atomic mass
a)
Electron Shells
b)
Orbitals
c)
Electron Cloud
d)
Nucleus
8.
Subatomic particle with a charge of 0
a)
neutron
b)
proton
c)
electron
d)
quark
9.
Subatomic particle with a negative charge
a)
proton
b)
electron
c)
neutron
d)
quark
10.
The nucleus of an atom is made of
a)
electrons and protons
b)
electrons and neutrons
c)
protons and neutrons
d)
empty space
11.
The mass of a proton
a)
1 amu
b)
1 x 10 to the -24 amu
c)
-24 g
d)
-24 kg
12.
The mass of a neutron
a)
1 x 10 to the -24 amu
b)
1 amu
c)
-24 g
d)
-24 kg
13.
The mass of this particle is so small that it is not counted.
a)
proton
b)
electron
c)
neutron
d)
quark
14.
Subatomic particle with a charge of +1
a)
neutron
b)
electron
c)
proton
d)
quark
15.
The charge of the nucleus of all atoms or ions
a)
positive
b)
negative
c)
neutral
d)
sometimes positive and sometimes negative
16.
The overall charge of all atoms (not ions)
a)
positive
b)
negative
c)
neutral
d)
sometimes positive and sometimes negative
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