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  • An atom of an element with atomic number 7 will contain
Multiple choice

An atom of an element with atomic number 7 will contain

  1. 7 neutrons.

  2. 5 electrons and 2 protons.

  3. 7 protons only.

  4. 7 electrons and 7 protons.

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Atomic number = number of protons = number of electrons

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