Neon An easy way to remember the diatomic molecules is HOFBrINCl almost sounds like hofbrinkle
Neon, it is the answer on chem exam and it doesnt exist as a diatomic molecule
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The element that does not exist as a diatomic molecule in nature is D. Neon, since it exists as a monatomic gas, while hydrogen, nitrogen, and fluorine are diatomic molecules.
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