New Deffs. Word Scramble
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Question | Answer |
An atoms central region that is made up of protons and neutrons An atoms central region that is made up of protons and neutrons | Nucleus |
The part around the nucleus that consists of the electrons | Electron Cloud |
A subatomic particle that has a positive charge and is located in the nucleus and is the atomic number | Proton |
A subatomic particle that has no charge and is located in the nucleus | Neutron |
A subatomic particle that has a negative charge | Electron |
The number of protons in the nucleus of an atom | Atomic Mass |
The sum of the numbers of protons and neutrons in the nucleus of an atom | Mass Number |
Molar Mass | |
Molecular Mass | |
Atoms of the same element with different amounts of neutrons | Isotope |
A charged atom or molecule | Ion |
A positive charged ion | Cation |
A negatively charged ion | Anion |
The measurement of the amount of particles in a substance | Mole |
6.022*10^23 | Avagadro's Number |
A region in an atom where there is a high probability of finding electrons | Orbital |
An electron found in the outermost shell of an atom and that determines the atom’s chemical properties | Valance Electron |
A unit or quantum of light | Photon |
A unit of mass that describes the mass of an atom or molecule | Unified Atomic Mass Unit |
Created by:
haleighj123
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