CH-1166
Proton and nucleon numbers
Chemistry · Secondary 4 · Easy · Proton and nucleon numbers
Flerovium has atomic number 114. An isotope of flerovium has mass number 290.
How many neutrons are there in one atom of this isotope?
How many neutrons are there in one atom of this isotope?
- 176
- 114
- 290
- 204
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