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Differs in number of neutrons

atomic mass
2. number of protons
fusion
3. number of protons and neutrons
2
atomic number
4. splitting of atoms
1
isotope
5. joining atoms together

User Shuping
by
8.2k points

1 Answer

5 votes

Answer:

1. Isotope

Step-by-step explanation:

Isotope is the atom of the same element whichhave same proton and electron but they have different mass number

User JoshReedSchramm
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