Question

All noble gases molecules are.?Monoatomic or diatomic

Answer 1

Monoatomic

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Answer 2

The noble gases (helium, neon, argon, krypton, xenon, and radon) are also gases at STP, but they are monatomic. The homonuclear diatomic gases and noble gases together are called "elemental gases" or "molecular gases", to distinguish them from other gases that are chemical compounds.