WorksheetsParts of an Atom
Total questions: 10
Worksheet time: 6mins
What part is positive inside the nucleus?
electron
nucleus
proton
neutron
What part is negative and exists in a cloud outside of the nucleus?
electron
neutron
nucleus
proton
The core of an atom is made up of these two parts.
electrons, protons
protons, neutrons
protons, nucleus
neutrons, electrons
The neutral particles are called the ------?
protons
electrons
nucleus
neutrons
Label the atomic parts., their charge, and location.
(a)
The electron cloud contains only_________.
nucleus
neutrons
electrons
protons
The atomic number is the number of _______ in an atom.
protons
neutrons
protons and neutrons
neutrons and electrons
The mass number is the _______ inside one atom.
number of electrons
number of electrons and protons
number of neutrons and protons
number of neutrons
To find the number of neutrons, you must
Subtract atomic number from mass number. (Example: 14-7=7 neutrons)
Subtract mass number from atomic number. (Example: 7-14= -7 neutrons)
This negative particle is 1/1800 of the size of a neutron or proton- super tiny!
nucleus
electron
