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Thorium .(90)Th^(232) is converted into ...

Thorium `._(90)Th^(232)` is converted into `._(89)Pb^(208)` by radioactive transformations. How many `alpha`-and `beta`-particles are emitted ?

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The correct Answer is:
`6 alpha` and `4 beta`
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SL ARORA-ATOMS, NUCLEI AND MOLECULES-Problems For Self Practice
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  3. Thorium .(90)Th^(232) is converted into .(89)Pb^(208) by radioactive t...

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  14. One gram of radium is reduced by 2 miligram in 5 yers by alpha-decay....

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