Question

a-particles Problem 2. The elements Pb and Ta belong to groups 14 and 15 respectively in the periodic table . From the nuclear reactions given below, predict the groups in the periodic table to which the elements Po and W belong. + He Ta ' 8P0210 23 186 32P5206 74W18 +yé​

Answer 1

Answer:

Solution

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Correct option is A)

29

63

Cu+

1

1

H⟶6

0

1

n+α+2

1

1

H+X

α=

2

4

He

For element X, Z=29+1−6(0)−2−2(1)=26

A=63+1−6(1)−4−2(1)=52

Hence, the element X is iron

26

52

Fe.

It belongs to group 8.

29

63

Cu+

1

1

H⟶6

0

1

n+α+2

1

1

H+

26

52

Fe.