Question

In pyrophosphoric acid,  bonds are respectively,

Solution

Correct option is

12 and 2

Draw bond structure and then count bonds.

SIMILAR QUESTIONS

Q1

The correct order of decreasing bond length for , NO and NO+ is

Q2

Among the species:  which has the weakest C – O bond?

Q3

Which bond angle  would result in the maximum dipole moment for the triatomic molecule yxy?

Q4

The dipole moment of HBr is  and interatomic spacing is  The %ionic character of HBr is

Q5

In a polar molecule, the ionic charge is  If the interionic distance is  unit, then the dipole moment is

Q6

In which one of the following cases, breaking of covalent bond takes place?

Q7

Which of the following does not contain coordinate bond?

Q8

BF3 reacts with (CH3)3N to form an adduct (CH3)3 BF3. The bond length of B–F bond in the adduct is

Q9

Which substance has the greatest ionic character?

Q10

HI is covalent compound in which small positive charge is present on H and a small negative charge I, and the molecule is represented as . The dipole moment of HI is 0.38D and the bond length. H–I is 1.61Å. What fraction of charge is present on I?