Respuesta :

Answer: is TI so the last one to choose from
Explanation: it’s it

Answer:

Se

Explanation:

Ar (Argon) has no electronegativity (as far as I know)

Se (Selenium) has an electronegativity of 2.55

Sn (Tin) has an electronegativity of 1.96

Tl (Thallium) has an electronegativity of 1.62

Hope this helps!