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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

Give two uses of ClO2.

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प्रश्न

Give two uses of ClO2.

लघु उत्तर
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उत्तर

  1. ClO2 is used as a bleaching agent for paper pulp and textiles.
  2. It is also used in water treatment.
  3. CIO2 is an effective chlorinating and oxidising agent. It is therefore applied to the treatment of water.
  4. It is an excellent bleaching agent and is used for bleaching paper pulp and textiles.
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पाठ 7: Elements of Groups 16, 17 and 18 - Exercises [पृष्ठ १६३]

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बालभारती Chemistry [English] Standard 12 Maharashtra State Board
पाठ 7 Elements of Groups 16, 17 and 18
Exercises | Q 2. iv. | पृष्ठ १६३

संबंधित प्रश्‍न

Select appropriate answers for the following.

Chlorine reacts with excess of fluorine to form _______.


Select appropriate answers for the following.

Which of the following has one lone pair of electrons?


Select appropriate answers for the following.

Among the known interhalogen compounds, the maximum number of atoms is _______.


The pKa value of HCl is −7.0 and that of HI is −10.0. Which is the stronger acid?


Complete the following.

BrCl + H2O → _______ + HCl


Complete the following.

\[\ce{XeOF4 + H2O -> \underline{}\underline{}\underline{}\underline{} + HF}\]


Answer the following.

Acidic character of hydrides of group 16 elements increases from H2O to H2Te. Explain.


Answer the following.

Give two reactions showing the oxidising property of concentrated H2SO4.


Answer the following.

Distinguish between rhombic sulfur and monoclinic sulfur.


Describe the manufacturing of H2SO4 by the contact process.


Acidic strength of halogen acids increases in the order of _______.


The halide that undergoes sp3d hybridisation is ____________.


____________ and ____________ are the rarest elements of the group 18.


Which one of the following ions has same number of unpaired electrons as those present in V3+ ion?


Which of the following is INCORRECT with respect to given reaction?

\[\ce{C6H12O6 + 6O2 -> 6CO2 + 6H2O}\]


What is the oxidation state of sulfur in the product formed?

\[\ce{S + \underset{(Conc.)}{2H2SO4} ->}\]


Which of the following statements are TRUE?


Which of the following metal halide is more covalent?


Which is the lowest oxidation state possessed by chlorine in it's oxyacids?


Which among the following gases is used to produce and sustain powerful super conducting magnets for NMR and MRI systems?


What is the oxidation state of sulphur in oil of vitriol?


The most stable +2 oxidation state is exhibited by ______.


In which substance does nitrogen exhibit the lowest oxidation state?


Consider the following reaction.

I. \[\ce{Na2B4O7 ->[760° C] {...A...} + B2O3}\]

II. \[\ce{Si + KOH + H2O ->{...B...} + H2\uparrow}\]

III. \[\ce{P2O5 + HNO3 -> HPO3 + {...C...}}\]

IV. \[\ce{NH3 + Cl2(excess) -> {...D...} + HCl}\]

Identify the missing products of the given reactions.


Give two reactions showing oxidising property of concentrated H2SO4. Write the structures of HClO3 and HClO4.


Give two reactions in which acidified K2Cr2O7 is used as an oxidizing agent.


What is the action metal on elements of group 17?


Arrange the following in the increasing order of the property mentioned:

\[\ce{HF}\], \[\ce{HCl}\], \[\ce{HBr}\], \[\ce{HI}\] (thermal stability)


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