मराठी

Write a balanced chemical equation of the following reaction and also classify them. Hydrogen sulphide gas reacts with oxygen gas to form solid sulphur and liquid water.

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प्रश्न

Write a balanced chemical equation of the following reaction and also classify them.

Hydrogen sulphide gas reacts with oxygen gas to form solid sulphur and liquid water.

एक शब्द/वाक्यांश उत्तर
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उत्तर

`2"H"_2"S"("g") + "O"_2("g") -> 2"S"("s") + 2"H"_2"O"("l")` : Redox reaction

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पाठ 1: Chemical Reactions and Equations - Exemplar [पृष्ठ ७]

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एनसीईआरटी एक्झांप्लर Science Exemplar Class 10
पाठ 1 Chemical Reactions and Equations
Exemplar | Q 33. (d) | पृष्ठ ७

संबंधित प्रश्‍न

Balance the following equation. Also name the products formed.

`H_2 + CI_2     →   HCI`


Balance the following equation. Also name the products formed.

`Na + H_2 O   → Na OH + H_2` 


Balance the following equation. Also name the products formed.

`CO + O_2      → CO_2`


Balance the following equation. Also name the products formed.

`Zn+ HCI   →  ZnCI _2 + H_2`


Balance the following equation. Also name the products formed.

`CO _2 + C    →   CO`


Balance the following equation. Also name the products formed.

`N_2 + H_2    →  NH_3`


Balance the following equation:

\[\ce{K + H2O->KOH + H2}\]


Underline the incorrectly balanced compound equation and rewrite the correct equation.

\[\ce{PbO2 + 4HCl->PbCl2 + H2O + Cl2}\]


Balance the following important equation:

Pb(NO3)2 + NaCl → NaNO3 + PbCl2 


Balance the following important equation:

\[\ce{Al(OH)3 -> Al2O3 + H2O}\]


Balance the following important equation:

K2Cr2O7 + HCl → KCl + CrCl3 + H2O + Cl2 


Balance the following important equation:

NH3 + O2 → NO + H2O (catalytic oxidation of  NH3) 


Balance the following important equation:

NH4OH + H2SO4 → (NH4)2SO4 + H2O 


Which of the following is true for an unbalanced chemical equation?


Which of the following correctly represents a balanced chemical equation?


Barium chloride on reacting with ammonium sulphate forms barium sulphate and ammonium chloride. Which of the following correctly represents the type of the reaction involved?

  1. Displacement reaction
  2. Precipitation reaction
  3. Combination reaction
  4. Double displacement reaction

Write the balanced chemical equations for the following reactions and identify the type of reaction in each case.

  1. Iron (III) oxide reacts with aluminum and gives molten iron and aluminum oxide.
  2. Magnesium ribbon is burnt in an atmosphere of nitrogen gas to form solid magnesium nitride.
  3. Chlorine gas is passed in an aqueous potassium iodide solution to form potassium chloride solution and solid iodine.
  4. Ethanol is burnt in air to form carbon dioxide, water and releases heat. 

Which of the following statement is incorrect with reference to the reaction of silver nitrate with sodium chloride?


Identify the types of reaction mentioned above. Give one example for type in the form of a balanced chemical equation.


Complete the co-relation:

CuI2 : Brown : : AgCl : ______


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