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The atomic number of lithium is 3. How many neutrons does an atom of lithium have if it is represented by the symbol shown below? 7Li
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The atomic number of lithium is 3. How many neutrons does an atom of lithium have if it is represented by the symbol shown below?

7Li

User Sohel Khalifa
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if it is not an isotope then it has around 21 neutrons
User Marcmagransdeabril
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