Atomic mass is not useful to construct the periodic table. Give
reasons with an example.
DSERT Class 10 Science Ch 3 Periodic Classification of Elements
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As the periodic table that was constructed based on atomic mass violates some properties of the elements.
1.Anomolous pair of elements.
2.Dissimilar elements placed together.
3.No specific place for lanthanoids and actonoids.
4.position of hydrogen is not certain.
1.Anomolous pair of elements.
2.Dissimilar elements placed together.
3.No specific place for lanthanoids and actonoids.
4.position of hydrogen is not certain.
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