What is the use of he and ne?

Uses of Helium (He) and Neon (Ne)

Helium (He) and Neon (Ne) are noble gases with unique properties, making them highly valuable in various applications across multiple fields. Below is a detailed exploration of their uses.

Uses of Helium (He)

• Coolant: Given its low boiling point, helium is used as a cooling medium in cryogenics and in cooling the superconducting magnets in MRI machines.
• Balloon Gas: Because helium is lighter than air and non-flammable, it's widely used to fill balloons for recreational and weather observation purposes.
• Leak Detection: Thanks to its small atomic size and non-reactive nature, helium is ideal for detecting leaks in high-vacuum systems or in high-pressure gas lines.
• Inert Gas Shielding: Helium is employed in arc welding to protect the weld area from atmospheric gases, preventing oxidation.
• Deep-sea Breathing Mixes: It's used in scuba diving to prepare mixtures like trimix, which help prevent nitrogen narcosis at great depths.

Uses of Neon (Ne)

• Lighting: Neon gas discharges a distinct orange-red glow when used in neon lighting, commonly seen in advertisement signs.
• High-voltage Indicator: Its distinct glow at relatively low voltages makes neon useful in voltage indicators and voltage-testing equipment.
• Television Tubes and Lasers: Neon is used in the production of television tubes and in certain types of lasers, such as helium-neon (HeNe) lasers.
• Cryogenic Refrigerant: While less common, neon has been explored as a cryogenic refrigerant in applications requiring cooling beyond the reach of liquid helium.

Both helium and neon play crucial roles in modern technological applications, leveraging their unique chemical and physical properties for a wide range of purposes. Despite being from the same group in the periodic table, their distinct characteristics lead to varied uses across industries.