Question

what are noble gases?​

Answer 1

Answer:

The noble gases make up a class of chemical elements with similar properties; under standard conditions, they are all odorless, colorless, monatomic gases with very low chemical reactivity. The six naturally occurring noble gases are helium, neon, argon, krypton, xenon, and the radioactive radon.

CAS group number (US, pattern A-B-A): VIIIA

IUPAC group number: 18

Old IUPAC number (Europe, pattern A-B): 0

Answer 2

Answer:

noble gas-

(in chemistry) any of a group of gases that do not react with other chemicals.

Explanation:

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