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Chemistry CBSE Live product
Class 9
Atoms and molecules
Fundamental chemical concepts: Atomic mass, molecules, and ions
9.
Charged particles
Question:
1
m.
Choose the best answer:
Consider the reaction:
\(X → X^-\)
Which of the following best describes what happened to atom X?
It lost one electron and became a cation
It gained one proton and became an anion
It gained one electron and became an anion
It shared electrons to become a neutral ion
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