what do you understand by the term ‘triad of element’? name at least two traids
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1
Explanation:
ex of triad= li, Na , K
take the average of atomic mass of li and K this will give mass of Na
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4
Answer:
triad means the group of three elements. this was made my dobereiner . he arranged the elements in increasing order of their atomic masses. and the mass of middle element is the arithmetic mean of sum of mass of first and third element..
Triads:-)
Li. Cl
Na. Br
K. I
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