Changes

[[Argon]] is a [[Group 0]] [[element]] with an [[Atomic Number|atomic number]] of 18.

===About Argon===

: [[Argon]] has 18 [[proton]]s and 22 [[neutron]]s in its [[Atomic Nucleus|nucleus]] giving it an [[Atomic Number]] of 18 and an [[Relative Atomic Mass|atomic mass]] of 40.

: [[Argon]] is a [[Noble Gas]].

[[Argon]] is a [[Group 0]] [[element]] with 18 [[proton]]s in the [[Atomic Nucleus|nucleus]].

===About Argon===

: The most [[Stable Isotope|stable isotope]] of [[Argon]] has 22 [[neutron]]s in its [[Atomic Nucleus|nucleus]] giving it an [[Relative Atomic Mass|atomic mass]] of 40.

: [[Argon]] is a [[Noble Gas]].