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WorksheetsATOMIC STRUCTURE
Total questions: 10
Worksheet time: 7mins
Name
Class
Date
1.
What is a subatomic particle with a positive charge that is in the nucleus of an atom?
a)
neutron
b)
proton
c)
electron
d)
valence electron
2.
Found orbiting outside the nucleus, this subatomic particle has a negative charge.
a)
Neutron
b)
Proton
c)
Electron
d)
Idontknowatron
3.
The name of this particle means indivisible and it is the building block of matter
a)
molecule
b)
compound
c)
atom
d)
isotope
4.
Which parts of the atom move around the nucleus?
a)
electrons
b)
protons
c)
electrode particles
d)
neutrons
5.
Where is the nucleus located in an atom?
a)
Near the electron shells/levels
b)
Near the center of an atom
c)
Top of the atom
d)
Bottom of the atom
6.
Which two subatomic particles make up the nucleus of an atom?
a)
Protons and Electrons
b)
Neutrons and Electrons
c)
Electrons and Protons
d)
Protons and Neutrons
7.
How many neutrons does this atom have?
a)
4
b)
5
c)
6
d)
7
8.
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
9.
________ is the smallest unit used to measure small lengths.
a)
milli metre
b)
centi metre
c)
nano metre
d)
kilo metre
10.
Who discovered electron?
a)
John Dalton
b)
Rutherford
c)
Newton
d)
J.J.Thomson
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