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Vocab 18
Science (9) Chemical Bonds
Term | Definition |
---|---|
Dot Diagrams | Electrons of the outer energy level of an atom |
Covalent Bond | Forms between atoms when they share electrons |
Polar Molecule | Unusual sharing of electrons result in a slightly positive or negative |
Subscripts | Tells how many atoms of that element are in a single compound |
Chemical Formula | Elements that a compound contains & exact number |
Ionic Bond | Force of attraction between opposite charges. |
Poly Atomic Ion | Positively or negatively charged groups of atoms |
Nucleus | |
Negative Ion | |
Positive Ion | |
Electron | |
Symbol | |
Molecule | Neutral particles that form as a result of electron sharing |
Compound | Two or more elements exactly the same |
Formula | a set of chemical symbols showing the elements present in a compound |