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

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

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

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

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

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

Tabular classification of igneous rocks

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 .

Rock cycle

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 

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

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

Define degree of hydrolysis and derive its relationship with hydrolysis constant 

Discordant and concordant ore bodies

Analyser and polarizer

For the following equilibrium reaction

the equilibrium concentrations are [SO₂]=0.204,[O₂]=0.0264 and [SO₃]=0.368. Show that the equilibrium will shift towards the reactants side if the concentration of SO₂ is suddenly doubled.

Define equilibrium constant and write the expressions for concentration equilibrium constant for the following reaction

Define critical minerals. Discuss the minerals used in war.

Explain the difference between enthalpy driven and entropy driven reactions.

Iron ores