First Order - Half-Life Period ($$t_{1/2}$$)

Rarely Tested

$$t_{1/2} = \frac{\ln(2)}{k} = \frac{0.693}{k}$$

Concept: Shows that the half-life of a first-order reaction is a constant parameter, entirely independent of the initial reactant concentration.

No related questions available for this formula yet.

Go back to topics

Join CAT 2026 course by 5-Time CAT 100%iler

Start your IIM journey with the right preparation and crack CAT 2026.