AP and TS EAMCET Medical Model Paper 3

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Question : 142 of 160

Marks: +1, -0

Which is correct statement about Cr2O7−2 structure ?

It has neither Cr - Cr bonds nor O -O bonds
It has one Cr - Cr bond and six O - O bonds
It has no Cr - Cr bond and has six O - O bonds
t has one Cr - Cr bond and seven Cr - O bonds

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