CBSE BOARD X, asked by aashukatotiya6323, 8 months ago

Why do you think the noble gases are placed in a separate group.name any two noble gases?

Answers

Answered by RashmiDutta
2

Answer:

Neon and Helium

Explanation:

Because they have their octet complete with 8 electrons in their valence shell. Thus they are stable as compared to the other elements.

Answered by ashauthiras
2

Answer:

Nobel gases are placed in a separate group because they are extremely unreactive & they generally do not combine with other elements of the periodic table except Xe.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).

Elements: Helium; Radon; Argon

Explanation:

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