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The transition metal scandium forms the ion Sc$^{2+}$ in water - VCE - SSCE Chemistry - Question 13 - 2003 - Paper 1

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The transition metal scandium forms the ion Sc$^{2+}$ in water. The electronic configuration of Sc$^{2+}$ is A. 1s$^2$2s$^2$2p$^6$3s$^2$3p$^4$3d$^2$ B. 1s$^2$2s$^2$2... show full transcript

Worked Solution & Example Answer:The transition metal scandium forms the ion Sc$^{2+}$ in water - VCE - SSCE Chemistry - Question 13 - 2003 - Paper 1

Step 1

Identify the correct option

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Answer

After analyzing the options provided:

  • Option A: 1s2^22s2^22p6^63s2^23p4^43d2^2 (incorrect)
  • Option B: 1s2^22s2^22p6^63s2^23p3^34s2^2 (incorrect)
  • Option C: 1s2^22s2^22p6^63s2^23p3^34s2^2 (incorrect)
  • Option D: 1s2^22s2^22p6^63s2^23p6^6 (correct)

Thus, the correct answer for the electronic configuration of Sc2+^{2+} is option D.

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