Problem: Choose the correct definition of an atom's atomic number.A. An atom's atomic number is the number of neutrons it has in its nucleus.B. An atom's atomic number is the number of particles it has in its nucleus.C. An atom's atomic number is the number of protons it has in its nucleus.D. An atom's atomic number is the number of electrons it has in its nucleus.

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We’re being asked to choose the correct definition of an atom's atomic number.


An element can be represented as:


Atomic number (Z): 

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Problem Details

Choose the correct definition of an atom's atomic number.

A. An atom's atomic number is the number of neutrons it has in its nucleus.

B. An atom's atomic number is the number of particles it has in its nucleus.

C. An atom's atomic number is the number of protons it has in its nucleus.

D. An atom's atomic number is the number of electrons it has in its nucleus.

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