NCERT Class XII Chapter
Nuclei
Questions With Solutions
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Question : 6
Total: 31
Write nuclear reaction equations for
(i) α-decay of
R a
(ii) α-decay of
P u
(iii)β –
P
iv)β –
B i
(v)β +
(vi)β +
T c
(vii) Electron capture of
X e
(i) α-decay of
(ii) α-decay of
(iii)
iv)
(v)
(vi)
(vii) Electron capture of
Solution:
(i)
R a
R n +
H e
(ii)
P u
U +
H e
(iii)
P
S + e − +
(iv)
B i
P o + e − +
(v)
B + e + + v
(vi)
T c
M o + e + + v
(vii)
X e e +
I + v
(ii)
(iii)
(iv)
(v)
(vi)
(vii)
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