Dobernir traid advantages and disadvantages
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advantages
it has a great significance in predicting atomic mass and properties of middle elements. even in these days,these elements resemble in their properties
Disadvantage
all the elements discovered at that time could not be classified into triad döbereiner could identify only three triads from the elements known at that time these are:
Li,Na,Ki: Ca,Sr,Ba Cl,Br,I
hope it helped you
it has a great significance in predicting atomic mass and properties of middle elements. even in these days,these elements resemble in their properties
Disadvantage
all the elements discovered at that time could not be classified into triad döbereiner could identify only three triads from the elements known at that time these are:
Li,Na,Ki: Ca,Sr,Ba Cl,Br,I
hope it helped you
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