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WorksheetsCHEM Test 4 (9th) 21-22
Total questions: 10
Worksheet time: 5mins
What are the 3 fundamental subatomic particles?
Protons, Quarks, Electrons
Protons, Electrons, Neutrons
None of the above
What is the Atomic Number?
It is the number of protons in the nucleus of the atom
It is the number of neutrons in the nucleus of the atom
It is the number of electrons in the nucleus of the atom
Two elements can never have the same atomic number
True
False
What is the Mass Number?
It is the number of protons in the nucleus
It is the number of protons plus the number of neutrons in the nucleus
None of the above
What is the symbol for electrons?
p+
e-
n0
What is the symbol for protons?
p+
e-
n0
What is the atomic number of the element?
3
6
4
What is the mass number of this element?
10
5
8
How many electrons does this element have?
14
7
3
What is the atomic number of this element?
1
2
3
