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WorksheetsAtomic Structure
Total questions: 20
Worksheet time: 3600secs
Name
Class
Date
1.
The three parts of atoms are protons, neutrons, and (a) .
2.
Which parts make up the atoms nucleus?
a)
Protons
b)
Electrons
c)
Neutrons
d)
Ions
3.
Subatomic particles with a negative charge
a)
Electrons
b)
Neutrons
c)
Protons
d)
Quarks
4.
Subatomic particles with a positive charge
a)
neutrons
b)
atomic mass
c)
protons
d)
isotopes
5.
Measure mainly of the nuclear particles: protons + neutrons
a)
Subatomic Particles
b)
Atomic Number
c)
Atomic Mass
d)
Gluons
6.
Value representing the number of protons in an element
a)
Atomic Mass
b)
Mass Number
c)
Valence Electrons
d)
Atomic Number
7.
Subatomic particles that are neutral in charge
a)
Neutrons
b)
Protons
c)
Nucleus
d)
Electrons
8.
The smallest particle of an element that shows all the properties of that element.
a)
Subatomic Particles
b)
Atom
c)
Quarks
d)
Gluons
9.
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
10.
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
11.
Arrangement of elements organized by atomic number
a)
Electron Cloud
b)
Periodic Table
c)
Electron Configuration
d)
None of these
12.
silver
a)
Au
b)
Ag
c)
Si
d)
Ve
13.
What language was the original name of silver(Argentum)? The reason Silver has the symbol Ag.
(a)
14.
What is an isotope?
a)
A charged atom
b)
An atom with different amounts of neutrons
c)
An atom with different amounts of protons
d)
A neutral atom
15.
The photo above shows the isotopic notation for which isotope?
a)
Carbon 12
b)
Carbon 13
c)
Carbon 14
d)
Carbon 15
16.
Different isotopes have...
a)
different masses
b)
different atomic numbers
c)
different electrons
d)
different protons
17.
12 protons and 13 neutrons
a)
Mg-12
b)
Mg-13
c)
Mg-25
d)
Mg-24.305
18.
9 protons and 9 neutrons
a)
Fluorine-18
b)
Fluorine-9
c)
Fluorine-16
d)
Fluorine-18.998
19.
Which number here is my atomic number?
a)
5
b)
10.811
20.
How many protons does this atom have?
a)
2.5
b)
6
c)
5
d)
10.811
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