Bismuth
Bi is known to be radioactive.The stability of
Bi with respect to alpha,beta-plus and beta-minus decay is to be determined.The following atomic masses are known:
He: 4.002603 u
Tl: 207.981998 u
Pb: 211.991871 u
Bi: 211.991255 u
Po: 211.988842 u
The
Bi nucleus is
A)subject to alpha decay only.
B)subject to beta-plus decay only.
C)subject to beta-minus decay only.
D)subject to alpha or beta-plus decay,but not beta-minus decay.
E)subject to alpha or beta-minus decay,but not beta-plus decay.

Question

Bismuth 
Bi is known to be radioactive.The stability of 
Bi with respect to alpha,beta-plus and beta-minus decay is to be determined.The following atomic masses are known: 
He: 4.002603 u 
Tl: 207.981998 u 
Pb: 211.991871 u 
Bi: 211.991255 u 
Po: 211.988842 u
The 
Bi nucleus is
A)subject to alpha decay only. 
B)subject to beta-plus decay only. 
C)subject to beta-minus decay only. 
D)subject to alpha or beta-plus decay,but not beta-minus decay. 
E)subject to alpha or beta-minus decay,but not beta-plus decay.

Quizplus · Accepted Answer

The Answer of Bismuth 
Bi is known to be radioactive.The stability of 
Bi with respect to alpha,beta-plus and beta-minus decay is to be determined.The following atomic masses are known: 
He: 4.002603 u 
Tl: 207.981998 u 
Pb: 211.991871 u 
Bi: 211.991255 u 
Po: 211.988842 u
The 
Bi nucleus is
A)subject to alpha decay only. 
B)subject to beta-plus decay only. 
C)subject to beta-minus decay only. 
D)subject to alpha or beta-plus decay,but not beta-minus decay. 
E)subject to alpha or beta-minus decay,but not beta-plus decay.

Bismuth Bi Is Known to Be Radioactive.The Stability of