Chemistry · Periodic Classification of Elements
Which of the following groups of three elements each constitutes Dobereiner's triads?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Ca, Ba, F
- 2Li, Mg, Al
- 3Cl, H, Si
- 4Cl, Br, I✓
Correct answer
Cl, Br, I
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