p Block Elements

Section: Chemistry

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Question : 29 of 60

Marks: +1, -0

The crystalline form of borax has

[JEE Adv 2016 P1]

Tetranuclear [B4O5(OH)4]2– unit
All boron atoms in the same plane
Equal number of sp2 and sp3 hybridized boron atoms
One terminal hydroxide per boron atom

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