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NEETChemistryd and f Block Elements

What is the range of elements for which the highest oxidation number in oxides coincides with the group number?

Options

  1. ASc to Fe
  2. BFe to Mn
  3. CV to Ti
  4. DTi to Sc

Correct answer

A. Sc to Fe

Step-by-step solution

The highest oxidation number in oxides coincides with the group number and is attained in Sc 2 O 3 to Mn 2 O 7 .

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