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The rare gases, also known as the noble gases or the inert gases, are a group of six gaseous elements found in small amounts in the atmosphere: helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), and radon (Rn).The rare gases, also known as the noble gases or the inert gases, are a group of six gaseous elements found in small amounts in the atmosphere: helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), and radon (Rn).
What is the rarest type of gas?
Xenon is rare with only 90 gram out of 1 million kilograms of the Earth's atmosphere.
What is meant by rare gas?
any of the unreactive gaseous elements helium, neon, argon, krypton, xenon, and radon. 2. (loosely) any gas, such as carbon dioxide, that is nonoxidizing.
Why rare gases are called?
In this grand separation the noble gases, because they are noble, were partitioned strongly into the gas phase. The resultant generalization is that the noble gases are very scarce in the materials of the inner solar system, whence their common synonym “rare gases.”
Which element is a rare gas?
noble gas, any of the seven chemical elements that make up Group 18 (VIIIa) of the periodic table. The elements are helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), radon (Rn), and oganesson (Og).
What are the five rare gases?
The rare gases, also known as the noble gases or the inert gases, are a group of six gaseous elements found in small amounts in the atmosphere: helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), and radon (Rn).
What is radioactive rare gas?
The correct answer is Radon. Radioactivity is a nuclear phenomenon in which an unstable nucleus undergoes decay and is referred to as radioactive decay.
Is neon a rare gas?
Although neon is the forth most abundant element in the universe, only 0.0018% in volume of the earth's atmosphere is neon. Neon is usually found in the form of a gas with molecules consisting of a single Neon atom. Neon is a rare gas that is found in the Earth's atmosphere at 1 part in 65,000.
What are the examples of rare gases?
The rare gases, also known as the noble gases or the inert gases, are a group of six gaseous elements found in small amounts in the atmosphere: helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), and radon (Rn).
Which is not a rare gas?
Hydrogen is not a noble gas. Any of the gaseous elements Helium, Neon, Argon, Krypton, Xenon, and Radon, occupying Group 0 (18) of the periodic table are noble gases as they are totally unreactive.
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