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Write the reaction of conc. HA2SOA4 with sugar. - Chemistry

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प्रश्न

Write the reaction of conc. H2SO4 with sugar.

रासायनिक समीकरणे/रचना
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उत्तर

\[\ce{\underset{Cane sugar}{C12H22O11}+ H2SO4 -> \underset{Carbon}{12 C} + \underset{Water}{11 H2O}}\]

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पाठ 7: Elements of Groups 16, 17 and 18 - Exercises [पृष्ठ १६४]

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बालभारती Chemistry [English] Standard 12 Maharashtra State Board
पाठ 7 Elements of Groups 16, 17 and 18
Exercises | Q 2. x. | पृष्ठ १६४

संबंधित प्रश्‍न

Complete the following equations: CaF2+H2SO4 


Complete the following equations: C + conc. H2SO4


Mention three areas in which H2SO4 plays an important role.


What is the action of concentrated sulphuric acid on phosphorous pentachloride


What happens when dilute sulphuric acid is treated with Fe


What happens when dilute sulphuric acid is treated with CaF2


What is the action of concentrated sulphuric acid on copper


When concentrated sulphuric acid was added to an unknown salt present in a test tube a brown gas (A) was evolved. This gas intensified when copper turnings were added to this test tube. On cooling, the gas (A) changed into a colourless solid (B).

1) Identify (A) and (B).

2) Write the structures of (A) and (B).

3) Why does gas (A) change to solid on cooling?


 Complete and balance the following equations: 
S+H2SO4(conc.)  → 


Write a balanced chemical equation for the following reaction:

Sulphuric acid is treated with phosphorous.


Write structure and molecular formula for the following compounds:
a. Orthophosphoric acid 
b. Sulphurous acid


Write the formula for pentaamminechlorocobalt (III) sulphate. 


Which of the following reaction is NOT involved in contact process used for manufacturing sulfuric acid?


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.


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 ____________.


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 oxidation number of sulphur in Na2S4O6 is:-


The number of dative bonds in sulphric acid molecule is ______.


What is the catalyst used for the oxidation of SO2 to SO3 in the lead chamber process for the manufacture of sulphuric acid?


Write the reaction of conc. H2SO4 with sugar. What is the role of H2SO4 in this reaction?


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