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Type: Multiple-Choice
Category: Atomic Structure
Level: Grade 7
Score: 2
Author: cno243
Last Modified: 16 days ago

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Atomic Structure Question

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Grade 7 Atomic Structure

A neutral atom becomes a positive ion when it                   .
  1. gains an electron.
  2. gains a proton.
  3. loses an electron.
  4. loses a proton.
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