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D and F Block Elements · 2024 · 9 Apr · Shift 1

2 Chemistry questions from this JEE Main paper
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D and F Block Elements · 2024 · 9 Apr · Shift 1

2 Chemistry questions from this JEE Main paper

  1. Q9.The electronic configuration of Cu(II) is 3 d9 whereas that of Cu(I) is 3 d10. Which of the following is correct?
    Chemistry · D and F Block Elements · MCQ
  2. Q24.Number of colourless lanthanoid ions among the following is ​. Eu3+,Lu3+,Nd3+,La3+,Sm3+
    Chemistry · D and F Block Elements · Numerical