Question

Which of the following is correct regarding the chemical symbol $Ar$.

• A. One mole of argon
• B. One atom of argon
• C. Both a mole or an atom of argon
• D. Neither a mole or an atom of argon
• E. One molecule of argon

Answer 1

Answer: (C)

Both a mole or an atom of argon

$Ar$ is the symbol of an element argon. This symbol represents a mole or an atom of argon. The symbol $Ar$ can not be a molecule as argon is chemically inert and exists as monoatomic gas.