what name has been given to the horizontal arrangement of elements in periodic table is there any degradation in the properties of element across this row give two example to illustrate
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Periods just they are arranged in order of increasing atomic numbers.
jasim91:
example
Go through the periodic table then you will understand it.
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what name has been given to the horizontal arrangement of elements in periodic table is there any degradation in the properties of element across this row give two example to illustrate
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