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Question

There are electrons in a lithium atom.

A
1
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B
2
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C
3
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D
4
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Solution

The correct option is C 3
Atomic number of an atom is equal to the number of protons. For a neutral atom, the number of protons is equal to the number of electrons. The atomic number of lithium is three. Hence, there are three protons and three electrons in a lithium atom.

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