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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?

2 Answers

7 votes

Answer:

4.

Step-by-step explanation:

I can't see any symbol but a lithium atom in the ground state has 4 neutrons.

User Diversity
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5 votes

Answer:

4 neutrons

Step-by-step explanation:

A lithium atom contains 3 protons, 4 neutrons and 3 electrons

User Thong Nguyen
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