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D and F Block Elements question

2012 · Q62
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D and F Block Elements question

2012 · Q62

NEETChemistryD and F Block ElementsMCQ+4 / −1
Which of the following exhibits only + 3 oxidation state?
  1. A
    U
  2. B
    Th
  3. C
    Ac
  4. D
    Pa
View written solutionFree

Correct answer: C

U exhibits + 3, + 4, + 5, + 6

Th exhibits + 3, + 4 ;

Ac exhibits + 3 only;

Pa exhibits + 3, + 4, + 5

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