NEW
Font size
WorksheetsAtoms and Ions
Total questions: 10
Worksheet time: 3mins
What are the three sub-atomic particles
Protons, Neutrons and Electrons
Alpha, Beta and Gamma
Huey, Dewey and Louie
Sharon, Lois and Bram
The number of protons found in the nucleus is known as the
mass number
atomic mass
atomic number
ion value
If there are equal numbers of protons as electrons, we call this a(n)
cation
anion
atom
If there are more protons than electrons, we call this a(n)
cation
anion
atom
If an atom has 5 protons and 4 neutrons, then the mass number will be
9
5
4
1
If there are 3 protons, 3 electrons and 4 neutrons, this would be called
Lithium-7 -1 anion
Lithium-6 +1 cation
Lithium-6 atom
Lithium-7 atom
If there are 9 protons, 10 electrons and 8 neutrons, this would be called
Fluorine-19 atom
Fluorine-17 1- anion
Fluorine-17 1+ cation
Fluorine-18 1- anion
Two atoms which have the same number of protons, but different numbers of neutrons are known as
algorithms
isotopes
covalent
synthetics
The electrons found in the outermost energy level are known as the ____________ electrons
atomic
valence
ionic
nuclear
Which of the following images correctly depicts a helium-4 atom?
