Respuesta :

Answer:

33

Explanation:

because proton number is always equal to atomic number

Atomic number =33

  • In a neutral atom, the number of protons is equals to the atomic number which is also equal to the number of electrons.
  • The number of neutrons can be identified by differentiating between atomic number and mass number of a given element.

Given:

Number of protons=33

Number of neutrons=30

Thus, the atomic number will be 33 since it is equal to the number of protons. The element having atomic number 33 is Arsenic.

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