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General Knowledge - Chemistry - Discussion

Discussion Forum : Chemistry - Section 1 (Q.No. 72)
Chemistry
72.
The mass number of an atom is equal to
the number of protons
the number of protons and electrons
the number of nucleons
the number of neutrons
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
13 comments Page 2 of 2.
Paal pandi said:   8 years ago
Nucleons are a combination of proton & neutron.
Aruval swamy said:   8 years ago
It is a combination of proton & neutron.
Birhan amare said:   2 years ago
The mass number (represented by the letter A) is defined as the total number of protons and neutrons in an atom.
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