1.

The decay of a radioactive element follows first order kinetics, as a result                                             [NCERT 1982]

A.                 Half-life period = constant \[/k\], where \[k\] is the decay constant
B.                 Rate of decay is independent of temperature
C.                 Rate can be changed by changing chemical conditions
D.                 The element will be completely transformed into a new element after expiry of two half-life period
Answer» B.                 Rate of decay is independent of temperature


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