Question

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Answer 1

Answer:

1.  Atomic number = 14

  electronic configuration = 2,8,4

so , electrons in outer most shell is 4  .

2.  Mass number = no. of protons + no. of neutrons

        = 42 + 54

      = 96 u

3.   It contain 1 neutron .

4.    Atom

5.  It contains the 74 neutrons .

Explanation:

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