note on periodic classification
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the physical and chemical properties of all elements are the periodic functions of their electronic configeratio.
it contains 7 periods and 18 groups.and all the elements are classified into 4 blocks S,P,D,F.every period starts with alkali metal except hydrogen and ends with nobel gas.3rd B group is longest group with 32 elwments.
hope this helps you friend.
it contains 7 periods and 18 groups.and all the elements are classified into 4 blocks S,P,D,F.every period starts with alkali metal except hydrogen and ends with nobel gas.3rd B group is longest group with 32 elwments.
hope this helps you friend.
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