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प्रश्न
Write structure and molecular formula for the following compounds:
a. Orthophosphoric acid
b. Sulphurous acid
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उत्तर
a. Orthophosphoric acid:
Molecular formula: H3PO4
Structural formula:
\[\begin{array}{cc}
\phantom{..}\ce{O}\\
\phantom{..}||\\
\phantom{..}\ce{P}\\
\phantom{..}/\phantom{...}|\phantom{...}\backslash\\
\phantom{.}\ce{OH}\phantom{...}\ce{OH}\phantom{...}\ce{OH}\\
\end{array}\]
b. Sulphurous acid:
Molecular formula: H2SO3
Structural formula:
\[\begin{array}{cc}
\phantom{..}\ce{O}\\
\phantom{..}||\\
\phantom{..}\ce{HO - \underset{^{..}}{S} - OH}\\
\end{array}\]
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संबंधित प्रश्न
Write the conditions to maximize the yield of H2SO4 by contact process.
Complete the following equations: CaF2+H2SO4 →
Draw the structure of the following:
H2SO4
Describe the manufacture of H2SO4 by contact process?
What happens when dilute sulphuric acid is treated with Fe
What is the action of concentrated sulphuric acid on copper
What is the action of concentrated sulphuric acid on potassium chlorate?
Write chemical reactions for different steps in the manufacture of sulphuric acid by lead chamber process. Draw the structure of phosphorous pentachloride
Write a balanced chemical equation for the following reaction:
Sulphuric acid is treated with phosphorous.
Write the reaction of conc. H2SO4 with sugar.
Which of the following reaction is NOT involved in contact process used for manufacturing sulfuric acid?
Identify the INCORRECT statement about H2SO4.
Identify the products formed when conc. sulfuric acid reacts with calcium fluoride.
Gas 'X' is prepared by treating sodium sulfite with dilute sulfuric acid. When gas 'X' is oxidised by dioxygen in presence of vanadium (V) oxide, gas 'Y' is formed. Identify X and Y.
The molecular formula of oleum is ____________.
The sulfuric acid obtained by contact process is ____________ % pure.
Which among the following catalysts is used in manufacture of sulphuric acid by contact process?
What is the ratio of volumes of gases involved in the preparation of sulphur trioxide from sulphur dioxide and dioxygen respectively under similar conditions of temperature and pressure?
In the manufacture of sulphuric acid by contact process Tyndall box is used to ____________.
Hot conc. \[\ce{H2SO4}\] acts as the moderately strong oxidising agent. It oxidises both metals and non-metals. Which of the following element is oxidised by conc. \[\ce{H2SO4}\] into two gaseous products?
Which of the following statements are correct?
(i) S – S bond is present in \[\ce{H2S2O6}\].
(ii) In peroxosulphuric acid \[\ce{(H2SO5)}\] sulphur is in +6 oxidation state.
(iii) Iron powder along with \[\ce{Al2O3}\] and \[\ce{K2O}\] is used as a catalyst in the preparation of \[\ce{NH3}\] by Haber’s process.
(iv) Change in enthalpy is positive for the preparation of \[\ce{SO3}\] by catalytic oxidation of \[\ce{SO2}\].
The number of dative bonds in sulphric acid molecule is ______.
