contestada

Which two elements have similar properties and 8 electrons in their outermost shells?
A. Chlorine and bromine
B. Calcium and strontium
C. Nitrogen and phosphorus
D. Argon and krypton
** THE ANSWER IS D **

Respuesta :

Sagar1729

Answer:

D

Explanation:

their octet is complete they don't react with any thing

sky007

Answer:

D: Argon and Krypton

Explanation:

Hope this helps

Otras preguntas