Subatomic Particles
This is the positively charged particle found in the nucleus of an atom.
What is a proton?
The center of an atom, containing protons and neutrons, is called this.
What is the nucleus?
This is the maximum number of electrons that can fit in the first energy level (shell) of an atom.
What is 2?
The number of protons in an atom is also known as this.
What is the atomic number?
This subatomic particle determines the chemical properties of an atom.
This subatomic particle determines the chemical properties of an atom.
This subatomic particle has no electrical charge and is found in the nucleus.
What is a neutron?
Electrons are found in these regions around the nucleus.
What are energy levels or shells?
This is the maximum number of electrons that can fit in the second energy level (shell) of an atom.
What is 8?
Elements in the same column (group) of the periodic table have the same number of these in their outer shell.
What are valence electrons?
This is the charge of a neutron.
What is 0 or neutral?
This negatively charged particle orbits the nucleus of an atom.
What is an electron?
This is the total number of protons and neutrons in an atom's nucleus.
What is the mass number?
The arrangement of electrons in an atom is called this.
What is electron configuration?
What are noble gases?
This group of elements has a full outer shell of electrons and is very stable.
What is a cation?
This is the name for a positively charged ion.