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 rows are the one line of elements that goes from left to right horizontally. A column is a line of elements that goes vertically.
Answer:
<h2>The electrons in beryllium and magnesium are too strongly bound to get excited by flame. Hence, these elements do not impart any color.</h2>
Answer:
D. Mitochondria
Explanation:
The mitochondria, labeled the powerhouse of the cell, are the organelle responsible for energy production within the cell
