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Z' element belongs to (second ) 2^(nd)...

Z' element belongs to (second ) `2^(nd) ` group in the periodical table , Write the formula of oxide of it .

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The formula of oxide of the element is Zo (z' has valency of 2).
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VGS PUBLICATION-BRILLIANT-CLASSIFICATION OF ELEMENTS -THE PERIODIC TABLE -CREATIVE QUESTIONS FOR NEW MODEL EXAMINATION (SECTION -II) (CONCEPUAL UNDERSTANDING )
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