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25 Οκτ 2024 · Helium, chemical element, inert gas of Group 18 (noble gases) of the periodic table. The second lightest element, helium is a colorless, odorless, and tasteless gas that becomes liquid at -268.9 degrees Celsius. The boiling and freezing points of helium are lower than those of any other known substance.
2 ημέρες πριν · It is estimated that about 32 million kilograms of helium is produced every year which is used for a variety of purposes. The various uses of Helium, along with the percentage of total helium production used for this purpose is as follows: • Cryogenics – 32% • Controlled atmosphere – 18% • Pressurizing and Purging – 18% • Welding ...
Element Helium (He), Group 18, Atomic Number 2, s-block, Mass 4.003. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
Helium (from Greek: ἥλιος, romanized: helios, lit. 'sun') is a chemical element; it has symbol He and atomic number 2. It is a colorless, odorless, non-toxic, inert, monatomic gas and the first in the noble gas group in the periodic table.
Explore the versatile world of Helium, the second most abundant element in the universe. Learn about its physical and chemical properties, historical background, and varied applications in healthcare, industry, and everyday life.
In fact, helium plays a crucial role in various scientific, industrial, and medical applications, from healthcare to flight. In this article, we’ll look at the different uses for helium in more detail, and explain why this noble gas is brilliant for inflating balloons — and much more. 1. Balloons
Significance and Uses. Helium is widely used as coolant in magnetic resonance imaging (MRI) for medical scanning. It is used in supersonic wind tunnels. Helium is used in arc welding processes. Helium is used as an ideal gas for filling of balloons, and airships, as it is lighter than air and is non-flammable.
