10th Class
Science
Periodic Classification of Elements
Question Bank
Classification of Elements
question_answer
The element with configuration \[\text{1}{{\text{s}}^{\text{2}}},\text{ 2}{{\text{s}}^{\text{2}}},\text{ 2}{{\text{p}}^{\text{6}}},\text{ 3}{{\text{s}}^{\text{2}}}\] would be