Question |
Answer |
What is a positively charged particle in the nucleus of an atom? |
Proton. |
What is the region surrounding an atom's nucleus where one or more electrons are often found? |
Electron cloud. |
What is a negatively charged particle that occupies the space in an atom outside the nucleus? |
Electron. |
What is one or more atoms of an element having the same number of protons, but a different number of neutrons? |
Isotope. |
What is the region at the center of an atom that contains most of the mass of an atom? |
Nucleus. |
What is an atom that has a charge because it has gained or lost electrons? |
Ion. |
What is the number of protons in the nucleus of an atom of an element? |
Atomic number. |
What is the uncharged particle in the nucleus of an atom? |
Neutron. |