Respuesta :
The formula that is given in option (3) represents a binary compound.
The Binary chemical compound is a chemical compound that contains exactly two different elements.
In Ne only one element is present, so it is not a binary compound.
In [tex]Br_2[/tex], two same elements are present, so it is not a binary compound.
In [tex]H_2SO_4[/tex], three elements are present, so it is not a binary compound.
But in case of [tex]C_3H_8[/tex], only two elements that is carbon and hydrogen are present. So, this is a binary compound.
So, option (3) is correct.
To know more about:-
brainly.com/question/11899616