Which of the following is the correct order of filling orbitals?
A) 1s, 2s, 2p, 3s, 3p, 3d, 4s
B) 1s, 2s, 2p, 3s, 3p, 4s, 3d
C) 1s, 2s, 3s, 4s, 2p, 3p, 3d
D) none of these

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The Answer of Which of the following is the correct order of filling orbitals?
A) 1s, 2s, 2p, 3s, 3p, 3d, 4s
B) 1s, 2s, 2p, 3s, 3p, 4s, 3d
C) 1s, 2s, 3s, 4s, 2p, 3p, 3d
D) none of these

Which of the Following Is the Correct Order of Filling