Is the group of ( Helium, Neon, Argon) is an example for Dobereiner's law of triads? if yes,, how? If not why?
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No. That elements were not included in the Dobereiner's law of triads. The series of elements are
Li, Na, K
Ca, Sr, Ba
Cl, Br, I
S, Se, Te
C, N, O
Fe, Co, Ni
Only these 18 elements were detected at that time and the series of elements given by you He, Ne, Ar is not detected.
Li, Na, K
Ca, Sr, Ba
Cl, Br, I
S, Se, Te
C, N, O
Fe, Co, Ni
Only these 18 elements were detected at that time and the series of elements given by you He, Ne, Ar is not detected.
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