Q. The metal present in ferrocene is

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$Fe$

$Co$

$Cr$

$Os$

Solution:

Ferrocene is an organometallic compound with the formula $Fe\left(\right.\left(\eta\right)^{5}-C_{5}H_{5}\left(\left.\right)_{2}$ . The molecule consists of two cyclopentadienyl rings bound on opposite sides of a central iron atom.

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$\lambda^{o}_{m}\left(in \,S \,cm^{2} mol^{-1}\right)$ for $CH_3COOH$ will be-

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the number of sigma(s) bonds present in the product A is :-

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