Question

Why is the no. of protons considered as the atomic no.?​

Answer 1

Answer:

Fundamental Subatomic Particles

The number of protons in the nucleus of the atom is equal to the atomic number (Z). The number of electrons in a neutral atom is equal to the number of protons. The mass number of the atom (M) is equal to the sum of the number of protons and neutrons in the nucleus.

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Answer 2

Answer:

because an atoms loses electron when it forms bond but the number of proton is fixed always so, we consider protons as atomic number.

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