Chemistry · Atoms and Molecules
Which of the following polyatomic ions has a valency magnitude 'n' equal to 3?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1CO3-n
- 2HCO3-n
- 3PO4-n✓
- 4SO4-n
Correct answer
PO4-n
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