MCQ
The IUPAC name of $\left[ Fe ( CO )_5\right]$ is :
- AIronpentacarbonyl
- BPentacarbonyliron (O)
- CIronpentacarbonmonoxide
- ✓All of the above
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$(I)$ Only compounds with chiral centers can be optically active
$(II)$ Absence of elements of symmetry is the reason for a molecule's optical activity
$(II)$ All organic compounds contain carbon & hydrogen
$(IV)$ Different cannonical forms of a molecule represent the actual structures of a molecule which has resonace in it