Chemistry Test ...

What is the hybridization shown by C₁ and C₂ carbons, respectively in the given compound?

OHC − CH = CH − C²H₂C¹OOCH₃

For irreversible expansion of an ideal gas under isothermal condition, the correct option is:

For the reaction, 2Cl(g) ⟶ Cl₂(g), the correct option is :

In which case change in entropy is negative?

Reversible expansion of an ideal gas under isothermal and adiabatic conditions are as shown in the figure.

AB → Isothermal expansion AC → Adiabatic expansion

Which of the following options is not correct?

For a given reaction, Δ H = 35.5 kJmol^-1 and ΔS = 83.6JK^-1mol (- 1) . The reaction is spontaneous at : (Assume that Δ H and Δ S do not vary with temperature)

For a sample of perfect gas when its pressure is changed isothermally from p_i to p_f, the entropy change is given by

Consider the following liquid-vapour equilibrium. Liquid ⇌ Vapour Which of the following relations is correct?

For the reaction X₂O₄(l) → 2XO₂(g) ΔU = 2.1 kcal, ΔS = 20 cal K⁻¹ at 300K Hence, ΔG is

A reaction having equal energies of activation for forward and reverse reactions has