8.
Element X has electronic configuration 2, 8, 18, 8, 1.
Without identifying X,
Answers
Answered by
1
Answer:
hii
Explanation:
The element will be Rubidium with electronic number 37 ...
Answered by
0
Answer:
Explanation:atomic number(z)=2+8+18+8+1=37
rubidium(Rb)
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