Derive an expression for half life of a radioactive substance.

Obtain an expression for the half - life of a radioactive nucleus.

Explain the phenomenon of radio activity. Obtain an expressoin for the half-life of a radioactive nucleus.

Derive an expression for a half life period for the first order reaction and show that it is independent of the initial concentration of the reactant.

Half life of a radioactive sample depends upon

Fill in the blanks : The half life period of a radioactive substance is 69.3 years. The disintegration constant is …………

Derive an equation for half life of a zero order reaction.