Question

what are noble gases? Name all in the order of their increasing density

Answer 1

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❇Group-18 elements are called 'Noble Gases' as they are unreactive or we can say they rarely combine with other elements in nature.


❇ There reactivity is very low.


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↪Noble gases in order of their increasing density are as follows ⤵

1) Helium

2) Neon

3)  Argon

4) Krypton

5) Xenon 

6) Radon


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