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WorksheetsAtom
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Which of the following is NOT a subatomic particle
a)
Proton
b)
Neuron
c)
Neutron
d)
Electron
2.
From the diagram, which particles are indicated with the arrow?
a)
electrons and protons
b)
protons and neutrons
c)
electrons and neutrons
d)
photons and nucleons
3.
These particles orbit around the nucleus of an atom. What are they called?
a)
electrons
b)
protons
c)
neutrons
d)
photons
4.
An atom has 5 protons, 7 neutrons and 5 electrons. What is the mass number of the atom?
a)
5
b)
7
c)
2
d)
12
5.
An atoms overall charge is
a)
positive
b)
depends on its mood
c)
neutral
d)
negative
6.
An atom has 10 protons and a mass of 18. It has __ neutrons
a)
10
b)
18
c)
28
d)
8
7.
What is the mass of an atom if it has 11 protons, 12 neutrons, and 11 electrons?
a)
22
b)
11
c)
34
d)
23
8.
A charged atom
a)
Ion
b)
Isotope
c)
Electron Cloud
d)
Quark
9.
If Potassium have a charge of +1, how many electron does it has?
(a)
10.
If Flourine has an electron of -10, how many charge does it have?
(a)
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