Properties of Gases ✏ Chemistry In a Nutshell

Rucete ✏ Chemistry In a Nutshell

1. Key Properties of Gases

1. All Group 8A (Noble Gases) are gases at room temperature.
2. At room temperature and pressure, gaseous elements are nonmetals.
3. Gases have no fixed shape or volume – they expand to fill their container.
4. Gases have very low density compared to solids and liquids.
5. Gases are highly compressible – they can be easily squeezed into a smaller volume.
6. Gases mix uniformly in a container, forming homogeneous mixtures.

 

 

2. Important Gas Behaviors

• Expansion: Gases take the shape and volume of their container.
• Compressibility: Gases can be compressed much more than solids or liquids.
• Low Density: Gas particles are far apart compared to solids and liquids.
• Diffusion & Mixing: Gases spontaneously mix and spread out evenly.

 

 

In a nutshell

• Shape & Volume Change
• Compressible
• Mix Uniformly
• Density is Low