How would you define atomic number and mass number ?

1 Answer
anor277
Nov 22, 2015

By the number of particles that are contained in the atomic nucleus.

Explanation:

The number of positively charged particles contained within the nucleus is given by #Z#, the atomic number. #Z# plus the number of neutrally charged particles in the nucleus gives the mass number.

What are the names of the positively charged and neutrally charged particles?

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