Chemistry · Genesis of periodic classification
Which of the following groups of elements represents a valid Döbereiner's Triad?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Lithium, Sodium, Potassium✓
- 2Carbon, Nitrogen, Oxygen
- 3Fluorine, Chlorine, Bromine
- 4Beryllium, Magnesium, Zinc
Correct answer
Lithium, Sodium, Potassium
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