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    <pre style="white-space:pre-line"><code>5.ATOMIC STRUCTURE                                                                             eLearn.Punjab

Element             Atomic        Electron Configuration
Scandium            number                 Notation
Titanium
Vanadium               21               â†‘000                                      0
Chromium               22   [Ar] 4s2 3dxy 3dyz 3dxz 3dx2 -y2 3dz2
Manganese              23
Iron                   24               â†‘â†‘00                                      0
Cobalt                 25   [Ar] 4s2 3dxy 3dyz 3dxz 3dx2 -y2 3dz2
Nickel                 26
Copper                 27               â†‘ â†‘â†‘ 0                                    0
Zinc                   28   [Ar] 4s2 3dxy 3dyz 3dxz 3dx2 -y2 3dz2
Gallium
Germanium              29            â†‘â†‘ â†‘ â†‘ â†‘                                     â†‘
Arsenic
Selenium               30   [Ar] 4 s 3dxy 3dyz 3dxz 3dx2 -y2 3dz2
Bromine                31
Krypton                32                        â†‘â†‘â†‘                              â†‘
                       33   [Ar] 4s2 3d2xy 3dyz 3dxz 3dx2 -y2 3dz2
                       34
                       35                                 â†‘â†‘                                â†‘
                       36   [Ar] 4s2 3d2xy 3d2yz 3dxz 3dx2 -y2 3dz2

                                                                           â†‘â†‘

                            [Ar] 4s2 3dxy 3dyz 3dxz 3dx2 -y2 3dz2

                                                                                         â†‘

                            [Ar] 4s2 3dxy 3dyz 3dxz 3dx2 -y2 3dz2

                                     â†‘  3d 2 xy  3d 2 yz      2    3d2            3d 2 z 2
                                                               xz         x2 -y2
                            [Ar]  4  s                    3d

                            [Ar] 4s2 3d2xy 3d2yz 3d2xz 3d2x2 -y2 3d2z2

                                                          â†‘0 0

                            [Ne] 4 s2 3d10 4 px 4 p y 4 pz

                                                          â†‘â†‘ 0

                            [Ne] 4 s2 3d10 4 px 4 p y 4 pz

                                                          â†‘â†‘â†‘

                            [Ne] 4 s2 3d10 4 px 4 p y 4 pz

                                                                   â†‘â†‘

                            [Ne] 4 s2 3d10 4p2x 4 p y 4 pz

                                                                             â†‘

                            [Ne] 4 s2 3d10 4p2x 4p2 y 4 pz

                            [Ne] 4 s2 3d10 4p2x 4p2 y 4p2z

                            51</code></pre>
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