Which of the following correctly represent the electronic distribution in the Mg atom? (a) 3, 8, 1 (b) 2, 8, 2 (c) 1, 8, 3 (d) 8, 2, 2
ScienceClass 9CBSEAnswered 27 Mar 2026
Answer
Soln:
Answer is 2, 8, 2
Explanation :
Atomic number of Mg is 12 hence electronic distribution will be 1s22s22p63s2.
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