Atomic StructureHard

Question

Starting with a simple of pure 66Cu, of it decays in to Zn in 15 minutes. The corresponding half life is

Options

A.15 minutes
B.10 minutes
C.7 minutes
D.5 minutes

Solution

days of Cu decays.
∴ Cu undecayed, N = 1 -
∴ No. Of half life = 3
⇒ half life period, T = = 5 minutes

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