Answer:
Argon {Ar}
Explanation:
The noble gas used for a condensed electron configuration is the one before the element which you are configuring.
In this case, the element (Mn) is manganese
The noble gas that is before this element is Argon which is the row above it
so your configuration would be {Ar} 3d^5 4s^2
The answer is D. I did that and i got it right.
276 grams of carbon in 23.0 moles
Apr 15, 2020 · 1 answer
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