How to learn periodic classification of elements?
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Answered by
1
firsty read 2 or 3 times.
then learn it.
then do written practice.
take a reading regularly.
it's a best way to learn anything
then learn it.
then do written practice.
take a reading regularly.
it's a best way to learn anything
Answered by
1
you want to byheart this
otherwise no way
otherwise no way
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