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Rewrite the Following Information in the Form of a Balanced Chemical Equation: Magnesium Burns in Carbon Dioxide to Form Magnesium Oxide and Carbon. - Science

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प्रश्न

 Rewrite the following information in the form of a balanced chemical equation:
Magnesium burns in carbon dioxide to form magnesium oxide and carbon.

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उत्तर

2Mg (s) + CO2 (g) → 2MgO (s) + C (s)

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अध्याय 1: Chemical Reactions and Equations - Exercise 1 [पृष्ठ २०]

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लखमीर सिंग Chemistry (Science) [English] Class 10
अध्याय 1 Chemical Reactions and Equations
Exercise 1 | Q 27.2 | पृष्ठ २०

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संबंधित प्रश्न

Translate the following statement into chemical equation and then balance the equation:

Aluminium metal replaces iron from ferric oxide, Fe2O3, giving aluminium oxide and iron.


When hydrogen is passed over copper oxide, copper and steam are formed. Write a balanced equation for this reaction and state which of the chemicals are metals.


Balance the following equation and add state symbols:

Zn  +  HCI →  ZnCI2  +  H2

 


Ammonia reacts with oxygen to form nitrogen and water. Write a balanced chemical equation for this reaction. Add the state symbols for all the reactants and products.


Balance the following chemical equation:


Name the type of chemical reaction shown by the following equation:

Fe + CuSO4 → FeSO4 +Cu


Write word equation for the following skeletal equation:

\[\ce{KClO3 -> KCl + O2}\]


Write word equation for the following skeletal equation:

\[\ce{Zn + HCl -> ZnCl2 + H2}\]


Write word equation for the following skeletal equation:

\[\ce{NaOH + H2SO4 -> Na2SO4 + H2O}\]


State the information conveyed by the following equation:

Zn(s) + 2HCl(aq) → ZnCl2(aq)  + H2 ↑


Write the balanced chemical equation of the following reaction.

silver nitrate → silver + nitrogen dioxide + oxygen


Write the balanced chemical equation of the following reaction.

ammonia + oxygen → nitric oxide + water


Write the balanced chemical equation of the following reaction.

aluminium carbide + water → aluminium hydroxide + methane


Write word equation for the following molecular equation:

\[\ce{H2 [g] + Cl2 [g] ->[sunlight] 2HCl}\]

Word equation:

State which form of energy is utilised in the above chemical reaction.


A chemical reaction is generally accompanied by certain external indications or characteristics. These include – change of – (a) colour (b) state (c) smell (d) evolution of gas (e) formation of precipitate (f) evolution or absorption of heat. With reference to change of colour – state the change in colour seen when the following are heated – zinc carbonate.


A chemical reaction is generally accompanied by certain external indications or characteristics. These include – change of – (a) colour (b) state (c) smell (d) evolution of gas (e) formation of precipitate (f) evolution or absorption of heat. With reference to change of colour – state the change in colour seen when the following are heated – mercury [II] oxide.


Name the following:

The silvery residue obtained on heating mercury [II] oxide.


\[\ce{2KClO3->[MnO2] 2KCl + 3O2[g] - is a balanced equation.}\]

State why the compound MnO2 is written above the arrow.


Balance the following simple equation:

KBr  +  Cl2  → KCl  +  Br2


Give the characteristic tests for the following gases :

  1. CO2
  2. SO2
  3. O2
  4. H2

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