Flammability is the ability of a substance to ignite and burn readily.

Organic compounds are typically composed of carbon and hydrogen, along with other elements such as oxygen, nitrogen, and sulfur. The carbon-hydrogen bonds in organic compounds are relatively weak and easily break, releasing energy and allowing for combustion.

Inorganic compounds, on the other hand, are typically composed of elements other than carbon, such as metals, nonmetals, and salts. These compounds often have stronger bonds and less readily release energy upon combustion.

Examples:

* Organic: Methane (CH4), gasoline, ethanol

* Inorganic: Water (H2O), salt (NaCl), iron oxide (Fe2O3)

Exceptions:

While organic compounds are generally more flammable, there are some exceptions. For example:

* Some inorganic compounds can be flammable: For example, white phosphorus (P4) and sodium (Na) are highly flammable inorganic substances.

* Some organic compounds are non-flammable: For example, graphite (C) is a non-flammable organic compound.

In summary, organic compounds are generally more flammable than inorganic compounds due to the presence of carbon-hydrogen bonds that readily break and release energy during combustion. However, there are exceptions to this general rule.