Solve your IGNOU Doubts
Solve your IGNOU Doubts
Question:

What is aldol condensation? Write its mechanism.

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Question:

Explain the factors affecting metamorphism, in detail.

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Question:

Non-clastic and clastic rocks

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Question:

Nitro group is meta directing, explain.

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Question:

Extrusive and intrusive igneous rocks

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Question:

Discuss the role of Lewis acids in halogenations and alkylation reactions of benzene. Write the limitations of Freidel Crafts alkylation reaction.

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Question:

Describe different types of secondary sedimentary structures with the help of neat well labelled diagrams.

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Question:

Discuss role of Bowen's reaction series in the differentiation of igneous rocks.

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Question:

Describe the megascopic and microscopic characters of gabbro and basalt with help of neat well labelled diagrams.

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Question:

Explain crystallisation behaviour of binary system with complete solid solution of two end members with the help of neat well labelled diagrams.

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Question:

Both 1, 3, 5-cycloheptatrienyl cation and 1,3,5-cycloheptatriene have 6 π elections , comments on the aromaticity of these compounds.

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Question:

Discuss different types of structures found in igneous rocks with the help of neat well labelled diagrams.

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Question:

Tabular classification of igneous rocks

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Question:

Define solubility product constant and derive an expression for the solubility product constant for a sparingly soluble salt of M2A3 type having a solubility of S mol dm–3 .

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Question:

Rock cycle

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Question:

Calculate the pH of 0.1 M aqueous solution of sodium formate at 298 K. [Given: Ka (HCOOH) =1.7 X 10−4 at 298K 

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Question:

Explain the effect of addition of inert gas to a gaseous equilibrium reaction under the conditions of i) constant volume and ii) constant pressure.

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Question:

Describe in detail the origin, mode of occurrence and geographical distribution of petroleum in India.

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Question:

Define degree of hydrolysis and derive its relationship with hydrolysis constant 

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Question:

Discordant and concordant ore bodies

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