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Neon is the least then helium is the second least

The noble gases make a group of chemical elements with similar properties: under standard conditions, they are all odorless, colorless, monatomic gases with very low chemical reactivity. The six noble gases that occur naturally are helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), and the radioactive radon (Rn).

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10y ago
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12y ago

Xenon, because with noble gases the lower down you go on the Periodic Table, the more reactive they become.

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11y ago

None of the noble gases react, since they all have 8 valence electrons

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11y ago

Radon

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Q: Which noble gas is the most reactive?
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Related questions

Which element is non reactive to noble gas?

Most elements are non reactive to noble gases.


Most reactive gas?

The most reactive gas is known as fluorine. Its oxidizing abilities make it highly reactive due to its ability to create strong bonds with fellow atoms.


Is a fluorine a noble gas?

Noble gases are, for all intents and purposes, unreactive - there are a few noble gas compounds but you have to really work at it to convince noble gases to form bonds. Fluorine is an extremely reactive gas, hence it is not a noble gas. It is a halogen - the most reactive halogen of them all.


Which noble gas is least reactive?

helium


Is xenon chemically reactive?

No, it is a noble gas.


Which element is the least reactive in period 4?

Noble gasses are least reactive of all the elements. So the least reactive element in the period 4 is Krypton. It is a noble gas with an atomic number of 36.


Each row in the periodic table ends with a?

At the end of each period is a noble element. It is non-reactive.


What is the least reactive groups on the periodic table?

Noble gases are least reactive because they have a full shell


Is a noble gas chemically reactive and unstable?

no, it's the complete opposite they are stable and non reactive


How reactive is it xenon?

It is a noble gas and so very unreactive.


Are the most active metals in the noble gas family?

No; the noble gas family doesn't contain any metals in it, it only has gases. Also it contains all of the least reactive elements. The most reactive metals are in the alkali metal family, group 1, lithoium , sodium, poatssium etc..


Why is a noble gas inert?

Noble gases have a stable electron configuration. So they are less reactive.