The answer depends on what characteristics are considered weaknesses.
Argon is an element and so it does not learn any moves!
The use of the word "weakness" is purely subjective. Something that may be considered a weakness in some circumstances may be regarded as a strength in others. For example, argon is inert and so does not form compounds. A weakness? But that same property makes it extremely useful for the storage of highly reactive elements. A strength!
Relatively speaking, he did.
Argon is an inert gas so metals can be heated to a high temperature in an argon atmosphere without any danger of their reacting with surrounding materials.
Argon is used to make argon
Argon is colorless in any form.
Argon does not use any lights.
Argon is an element and so it does not learn any moves!
Argon is a gas and is not present in any drink as it is chemically inert.
Argon is chemically inert, it does not combine with other elements. So argon will not have any side effects.
There aren't any chemical tests for argon because argon is inert. Probably the easiest way would be spectroscopy.
Argon is chemically inert and does not have any reaction under normal conditions.
Argon is chemically inert. As such it does not have any harmful effect on the environment.
no
Argon dose not react with oxygen, reason be argon is a noble gas and dose not react with any other element.
no
Argon, a noble gas, is a chemical element. It is not made of any other elements.