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Chemistry, 25.05.2021 05:10 nanakwameyeb

Question 3 of 20 : Select the best answer for the question.
3. The atomic number of niobium (Nb) is 41. What's the electron configuration for Nb?
O A. [Ar] 3s 4p?
O B. [Kr] 5s? 5p
O C. [Kr] 4d45s
O D. (Ne) 4d

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Question 3 of 20 : Select the best answer for the question.
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