Question 550: Atoms & Nuclei

Question

A nucleus ${}_n^mX$ emits one $\alpha $ particle and two $\beta $ particles. The resulting nucleus is

Accepted Answer

$\alpha $-particle is
2
He
4
In $\beta $ emission, the neutron gets converted to proton
and electron
n
X
m
$\buildrel {1\alpha } \over
 \longrightarrow $
n - 2
Y
m - 4
$\buildrel {2\beta } \over
 \longrightarrow $
n
Z
m - 4

Answer

${}_{n - 4}^{m - 6}Z$

Answer

${}_n^{m - 6}Z$

Answer

${}_n^{m - 4}X$

Answer

${}_{n - 2}^{m - 4}Y$

Atoms & Nuclei

A nucleus {}_n^mX emits one \alpha particle and two \beta particles. The resulting nucleus is

Choose the correct answer: