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Question:

What is the structure of ferrocene in the solid state? What happens to the structure at extremely low temperature?

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Question:

Give the differences between organometallic compounds and organic compounds.

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Question:

Give the reactions where sodium nitroprusside is used for the qualitative analysis for the deterction of S2- and S in organic compounds.

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Question:

b) Explain, using hybridization theory and diagram, the structure of allene, $CH_2=C=CH_2.$

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Question:

a) In the following compound, indicate the type of hybridization of each carbon atom. Also predict the carbon-carbon bond lengths using Table 4.4.

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Question:

a) In the following compound, indicate the type of hybridization of each carbon atom. Also predict the carbon-carbon bond lengths using Table 4.4.

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Question:

c) Explain with an example, the term, nonbonding molecular orbitals.

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Question:

$He_{2}^{+}$ ion has less stable arrangement that $H_2$ molecule. Explain using molecular orbital theory.

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Question:

How are the signals in an atomic spectrum characterized? Illustrate your answer.

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Question:

What is the necessary condition for observing IR spectrum? Describe in brief the types of vibrations for a polyatomic molecule

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Question:

a) On the basis of molecular orbital theory, draw the energy pattern fo $N_{2}^{+}$ ion. Comment on the bond order. Is it paramagnetic? Explain.

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Question:

Write the expression of Lambert’s and Beer’s law. List the factors responsible for the deviation from Beer-Lambert’s law.

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Question:

Write the shortcomings of wave model of electromagnetic radiation. Describe the model that was able to explain these shortcomings.

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Question:

An impure sample of $CaC_2O_4,H_2O$ is analyzed using TGA technique. TG curve of the sample indicates the total mass change from 85 mg to 30.7 mg when this sample was heated up to 1173 K. calculate the purity of the sample.

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Question:

c) Using Table 2.2, and the equation given in Eq. 2.54 of Unit 2, explain the directorial characteristics of $2p_x$ and 3d_xz and orbitals of a species with one electron.