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Alpha decay of .(92)^(238)U forms .(90)^...

Alpha decay of `._(92)^(238)U` forms `._(90)^(234)Th`. What kind of decay from `._(90)^(234)Th` produces `._(84)^(234)Ac` ?
a) `alpha`
b) `beta`
c) `beta^(+)`(positron)
d) `gamma` -emission

A

`alpha`

B

`beta`

C

`beta^(+)`(positron)

D

`gamma` -emission

Text Solution

Verified by Experts

The correct Answer is:
C
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