Question95:-Ferrocene cannot undergo which of the following reactions?
A:-Lithiation
B:-Diels-Alder reaction
C:-Redox reaction
D:-Alkylation
Correct Answer:- Option-B
Question96:-The order of CO infrared stretching frequencies in
Ni(CO),,Ni(CO),(PMe3),Ni(CO),(PMe3), js
A:z-NiCO),{PMes), >Ni(CO),(PMe3)>NiCO),
B:-(CO),>Ni(CO),(PMes)>Ns(CO),(PMes),.
C:-ilC0)4>Ni(CO),(PMes), >Ni(CO),(PM es)
D:-N(CO),(Pmes), i Ni(CO),(PMes)>Ni(CO),<....
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