The arrows show how you can think of the electrons shifting as one resonance structure changes to another.

... Resonance Structures, Basic Introduction - How To Draw The Resonance Hybrid, Chemistry - … Resonance hybrid definition is - a compound, molecule, ion, or radical exhibiting resonance and having a structure represented in the written form as the average of two or more structural formulas separated each from the next by a double-headed arrow.
Resonance Structures and the Resonance Hybrid The following is the general form for resonance in a structure of this type. How to use resonance hybrid in a sentence. Covalent Bonding 2.4 - Lewis Structures and Resonance Hybrids - Duration: 7:45.

resonance hybrid structure