19. Which of the following is the free ion terms of d2 configuration?
(A) 3G, 1F, 1D, 3P, 1S
(B) 1G, 3F, 1D, 3P, 1S
(C) 3G, 1F, 1D, 1P, 3S
(D) 1G, 1F, 1D, 3P, 3S

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