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Questions
Write the structure of pyrophosphoric acid.
Write the structure of pyrophosphoric acid, H4P2O7.
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Solution 1
\[\begin{array}{cc}
\phantom{.}\ce{O}\phantom{.......}\ce{O}\phantom{.}\\
\phantom{.}||\phantom{........}||\phantom{.}\\
\ce{HO - P - O - P - OH}\\
\phantom{.......}|\phantom{.........}|\phantom{........}\\
\phantom{......}\ce{OH}\phantom{......}\ce{OH}\phantom{.....}
\end{array}\]
Solution 2
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RELATED QUESTIONS
Which of the following compounds contain S = O as well as S = S bonds?
(A) Sulphuric acid
(B) Thiosulphuric acid
(C) Sulphurous acid
(D) Thiosulphurous acid
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H2S2O7
Write the molecular and structural formulae of thiosulfuric acid.
Draw the structures of the following :
H2S2O7
In the preparation of \[\ce{H2SO4}\] by Contact Process, why is \[\ce{SO3}\] not absorbed directly in water to form \[\ce{H2SO4}\]?
Match the formulas of oxides given in Column I with the type of oxide given in Column II and mark the correct option.
| Column I | Column II |
| (A) \[\ce{Pb3O4}\] | (1) Neutral oxide |
| (B) \[\ce{N2O}\] | (2) Acidic oxide |
| (C) \[\ce{Mn2O7}\] | (3) Basic oxide |
| (D) \[\ce{Bi2O3}\] | (4) Mixed oxide |
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Draw structure of SO2.
