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TRBC Chem/Phys L3
Exploring Creation with Chemistry and Physics Lesson 3 Vocab
Term | Definition |
---|---|
anion | An atom that has gained electrons; it's negatively charged |
neutrons | The neutrally charged particles in an atom |
compound | Contains at least two different elements combined |
cation | An atom that has lost electrons; it's positively charged |
valence electrons | The electrons in the outer shell of an atom. |
nucleus | The center of an atom that contains the protons and neutrons |
element | The group of one kind of atom |
charge | The property that causes atoms to be attracted to or repelled by one another |
octet rule | When an atom has eight electrons in it's outer shell making it stable. |
protons | The positively charged particles in an atom |
synthetic elements | Man-made elements |
ionic bonding | When an ion forms bonds with other ions |
energy level | The place where the electron spends its time buzzing around the atom. |
ion | An atom that doesn't have the normal number of electrons |
covalent bond | The bond that's formed when atoms share their valence electrons |
atomic number | The number of protons an atom has |
nucleons | What the protons and neutrons together are called |
mass number | The number of nucleons an atom has. |
electrons | The negatively charged particles in an atom |
isotopes | Atoms with different numbers of neutrons and protons. |