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STD 11 - 3. Classification of elements and periodicity in properties — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 11 - 3. Classification of elements and periodicity in properties4 Marks
Question
Arrange in the order of increasing basic character $(NO_2, K_2O, ZnO)$
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Answer

a
$SiO_2$ is a giant covalent molecule with regular $3-D$ tetrahedral shape.

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