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NEETChemistryd and f Block Elements

Identify the metal and justify your answer. MO 3

Options

  1. AChromium (Cr) - Because Cr forms CrO 3 .
  2. BManganese (Mn) - Because Mn forms MnO 3 F.
  3. CIron (Fe) - Because Fe forms Fe 2 O 3 .
  4. DCobalt (Co) - Because Co does not form a stable Co 2 O 3 .

Correct answer

B. Manganese (Mn) - Because Mn forms MnO 3 F.

Step-by-step solution

Correct Option is : (B) Manganese (Mn) - Because Mn forms MnO 3 F.

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