Chemistry · Atomic Structure
If an element forms an ion with a charge of −2, what does this indicate about its valency and electron transfer?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The element has lost 2 electrons.
- 2The element has gained 2 electrons.✓
- 3The element has 2 electrons in the nucleus.
- 4The element has gained 2 protons.
Correct answer
The element has gained 2 electrons.
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