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| 1. |
Which of the following species does not have electrons equal to 18. (A) K++ (B) Cl- (C) Ca2+ (D) K |
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Answer» (D) K k+ = 19 - 1 = 18 Cl- = 17 + 1 = 18 Ca2+ = 20 - 2 = 18 Hence Only K |
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