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State the laws of radioactive decay. Def...

State the laws of radioactive decay. Define the term 'decay constant' for a radioactive substance.

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State the law of radioactive decay. Define the term 'decay constant' for a radioactive substance. How is it related to half life ?

Define the term decay constant of a radioactive substance.

Knowledge Check

  • For radioactive decay:

    A
    `t_(3//4) = 2 t_(1//2)`
    B
    `t_(7//8) = 3 t_(1//2)`
    C
    `t_(99%) = 2 t_(90%)`
    D
    `t_(90%) = (10)/(3) t_(50%)`

  • Radioactive decay is a

    A
    Second order reaction
    B
    First order reaction
    C
    Zero order reaction
    D
    Third order reaction

  • Radioactive decay is a

    A
    Zero order reaction
    B
    first order reaction
    C
    second order reaction
    D
    Third order reaction

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