Question

what is tetratomic ions?​

Answer 1

• Triatomic molecules are molecules composed of three atoms, of either the same or different ... Fluoromethylidynium

Answer 2

$\large{ \boxed{ \color{purple}{ \tt{ \color{navy}{☆Tetra-atomic \: Ion:}}}}}$

Tetra-atomic molecules or ions are those species which are formed when 4 atoms chemically combine together, that is they contain 4 atoms.