Question

Pyrophosphoric acid is a

Solution

Correct option is

Tetrabasic

SIMILAR QUESTIONS

Q1

N2O is isoelectronic with CO2 and , which is the structure of N2O?

Q2

If O2 is removed from the formula of anhydride of HNO2, then the formula of the resulting compound satisfies which of the following properties?

Q3

Ammonia, on reaction with hypochlorite anion, can form:

Q4

In P4 (tetrahedral):

Q5

1 mol each of H3PO2, H3PO3 and H3PO4 will neutralise x mol of NaOH, ymol of Ca(OH)2 and z mol of Al(OH)3 (assuming all as strong electrolytes). xy, z are in the ratio of:    

Q6

Which of the following hydride is the most reducing?

Q7

Which of the following has the highest bond length? 

Q8

Which of the following has correct increasing order of hydrolysis?

Q9

Peroxodisulphuric acid is a

Q10

Which of the following oxides is most acidic?