Tag: classification of elements- the periodic table
Quizzes Related to classification of elements- the periodic table
Why do we need to classify elements - class-XI
why do we need to classify elements
Ques 19
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Why do we need to classify elements? - class-X
why do we need to classify elements?
Ques 19
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Early attempts at classifying elements - class-IX
early attempts at classifying elements
Ques 81
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