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

What is residual entropy? What kind of systems show residual entropy? 

Optical properties of calcite

Explain the process of oxidation and supergene enrichment of ore formation.

Explain the effect of temperature on the enthalpy of a reaction and derive the Kirchhoff’s equation.

Give the mathematical expressions for the thermodynamic and statistical definitions of entropy. 

Discuss the classification of rock forming minerals giving suitable examples.

Explain the elements of symmetry giving suitable examples.

Discuss the crystallographic axes, symmetry elements and forms of normal class of orthorhombic crystal system with the help of neat well labeled diagrams.

Using the bond enthalpy datafrom Table 3.2 of (Unit 3; p, 76), calculate the enthalpy of hydrogenation of 1–propene.

Describe the physical properties of minerals belonging to pyroxene group giving suitable examples.

State Hess’ law of constant heat summation and give its significance 

Types of extinction

Laws of crystallography

Describe the method for experimental determination of energy changes accompanying chemical reactions under constant volume conditions.