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8) Which of these pairs consists of isoelectronic species? A) Mn2 and Ar B) Zn2 and Cu2 C) Na and K D) C-and S E) K and C 9)
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I RANKA which groelectronic Roeciy y elichon. have same number (9 ) Ar = 18e- mn2t - 23e- (x Zn2+ = 28e w 2+ = 27- (x1 Nat -

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