HALF-LIFE PERIOD

HALF-LIFE PERIOD

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  1. The time required to a radio active substance to reduce its mass to half of the initial mass is called half life period.

    It depends on the nature of radio active substance 

    100gms→50gms→25gms

    Artificial radio activity: 

    It was invented by Irene Curie & Fredrick Juliot Curie

    When a stable element is bombarded with heavier particles, then it exhibits the radio-activity. This phenomenon is called as artificial radio activity

    Eg: 1. PLUTONIUM (named after dwarf planet pluto)

           2. FERMIUM ( named after a scientist)

           3. NEPTUNIUM (Planet)

            4. Curium (Madam curie)

            5. Eistenium

            

     

     

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