The correct statement among the following regarding \(FeCO_5\) is:

1. Tetranuclear

2. Mononuclear

3. Trinuclear

4. Dinuclear

Subtopic:  Organometallic Complexes & their Uses |
 82%
Level 1: 80%+
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A metal ion present in vitamin B12 is:

1. Fe(II) 2. Co(III)
3. Zn(II) 4. Ca(II)
Subtopic:  Organometallic Complexes & their Uses |
 79%
Level 2: 60%+
AIPMT - 2003
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