Temperature Jump Relaxation method is used to study:

Question

Question

This question was previously asked in

DSSSB PGT Chemistry (Female) Official Paper (Held On: 06 Jul, 2018 Shift 1)

Answer 1

CONCEPT:

Temperature Jump Relaxation Method

Temperature Jump Relaxation is a technique used in physical chemistry to study the kinetics of very fast chemical reactions, often in the microsecond or nanosecond timescale.
It involves a rapid increase in temperature (a "temperature jump") to perturb a chemical system that is initially at equilibrium.
The system responds to this perturbation by undergoing relaxation back to a new equilibrium state.
The relaxation process is monitored to determine the reaction rates and mechanism of fast reactions.

EXPLANATION:

Fast reactions occur on very short timescales, making it challenging to study them using conventional methods.
Temperature Jump Relaxation provides a way to create a sudden disturbance in the reaction system, enabling scientists to observe how the system responds dynamically.
The technique is particularly useful for studying reactions such as proton transfer, ion association/dissociation, and protein folding/unfolding, which occur on very short timescales.
Since the method focuses on the relaxation behavior of the system, it is specifically suited to fast reactions rather than slow or moderate ones.

Therefore, the correct answer is Option 1: Fast reactions.