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D and F Block Elements question

2009 · Shift 0 · Q18
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D and F Block Elements question

2009 · Shift 0 · Q18

JEE MainChemistryD and F Block ElementsMCQ+4 / −1
In context with the transition elements, which of the following statements is incorrect ?
  1. A
    In addition to the normal oxidation states, the zero oxidation state is also shown by these elements in complexes.
  2. B
    In the highest oxidation states, the transition metal show basic character and form cationic complexes.
  3. C
    In the highest oxidation states of the first five transition elements (Sc to Mn), all the 4s and 3d electrons are used for bonding
  4. D
    Once the d5 configuration is exceeded, the tendency to involve all the 3d electrons in bonding decreases.
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