Question

are zero group elements and 8 elements are same​

Answer 1

Answer:

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NO,

The valency may be the same but the chemical and physical properties may differ a lot .

Answer 2

Yes. The last group (VIII A or 18th group) in the long form of Modern Periodic Table which consists of inert elements is sometimes called the zero group as its elements have zero valency or their tendency to react is zero. Helium, Neon, Argon, Krypton, Xenon and Radon are the elements of zero group....