Write the electronic configuration based on K, L, M and N of top 20 elements of modern periodic table and draw an atomic structure of those elements in your notebook, click picture and attach in this please
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The electronic configuration of first 30 elements with atomic numbers listed above corresponds to the ground state of the specific elements.
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Electronic Configuration of First 30 Elements with Atomic Numbers.
Atomic Number Name of the Element Electronic Configuration
18 Argon (Ar) [Ne] 3s2 3p6
19 Potassium (K) [Ar] 4s1
20 Calcium (Ca) [Ar] 4s2
21 Scandium (Sc) [Ar] 3d1
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