All elements can be a gas.
Some common elements that are gas at room temperature include:
Oxygen,
Nitrogen,
Hydrogen,
Helium,
Neon,
Argon,
Krypton,
Xenon,
and Fluorine.
Helium is a monoatomic gas at NTP. But it depends on condition. We have Liquid Helium. All Inert gases are monoatomic.
monatomic molecule
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Yes. All the noble gasses are monatomic.
All of the noble gases are monatomic gases: helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe) and radon (Rn).All the other elements that are gases at room temperature are diatomic (H2, N2, O2, F2, Cl2)
All noble gases are monatomic and exist as individual atoms.
No, in elemental form it exists simply as a monatomic gas.
NO!!! It is a Noble (Inert) Gas. It exists in the monatomic state.
neon, a noble gas
The molecule of nitrogen contain two atoms, is diatomic.
It groups in pairs, usually noted as H2. You might be wondering why? The answer to this is Hydrogen atom is too unstable to exist as single atom as the valence electron state is unsaturated. Hence it exists as H2
NO!!! It is a monatomic atom. It is inert so it does not combine with anything to form a molecule.
monatomic molecule
Neon is a monatomic gas, it dissovles slightly in water but causes no change to the pH as it is completely inert.
A monatomic molecule is made up of only one kind of atom (mono means one and atomic is lbasically the word atom). Argon is monatomic because it has a full outer shell of electrons and so generally doesn't form chemical bonds, this also makes it a noble gas.
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No, chlorine typically exists as a diatomic molecule at room temperature. Monatomic chlorine is a free radical and is very reactive. Thus, chlorine atoms in elemental chlorine are almost always bonded to one another under typical conditions.
Yes. All the noble gasses are monatomic.