Worksheets8 Science Chemistry Recap
Total questions: 11
Worksheet time: 11mins
The subatomic particles that make up an atom.
solid, liquid, gas
electrons, protons, nucleus
energy, protons, nucleus
electrons, protons, neutrons
A proton has a ___________ charge.
positive
negative
neutral
massive.
An electron has a _________ charge
positive
neutral
negative
massive
Which of the following subatomic particles are outside the nucleus?
protons
electrons
neutrons
There are no subatomic particles in the nucleus of an atom.
The Atomic number is known as the _______
Number of electrons in an atom
Number of Protons in an atom
Number of neutrons in an atom
Number of Protons and electrons in an atom
When liquid is heated and changes to a gas.
Freezing
Evaporating
Condensing
Melting
When liquid is cooled and changes to a solid.
Freezing
Evaporating
Condensing
Melting
What element has the symbol Al
Argon
Aluminium
Silver
Gold
What is the symbol for Neon
No
Nn
Ne
N
What is the atomic number of this element?
Ar
18
Argon
39.948
