hayglo10 hayglo10

01-11-2018
Chemistry

contestada

Which one is the least chemically reactive?
A. Ti
B. U
C. O
D. Ar
E. S

Respuesta :

thamimspartan thamimspartan

28-03-2020

Answer:

D. Ar

Explanation:

Chemical reactive order: lanthanides > transition metal > O,S> Ar

Argon have noble gas element, Electron configuration: [Ne] 3s²3p⁶

so chemically inert, absence of chemical reactivity.

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