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प्रश्न
Write a balanced chemical equation for the following word equation:
Iron + Chlorine → Iron (III) chloride
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उत्तर
2Fe + 3Cl2 → 2FeCl3
संबंधित प्रश्न
What are the ways by which a chemical equation can be made more informative ?
Write balanced chemical equations for the following word equation:
Sodium + chlorine → Sodium chloride
Define chemical reaction.
Balance the following equation:
`Fe +O_2 → Fe_3 O_4`
Balance the following equation:
`N_2+O_2 → NO`
Balance the following equation. Also name the products formed.
`CO + O_2 → CO_2`
Write the balanced equation for the following chemical reaction.
\[\ce{Sodium + Water -> Sodium hydroxide + Hydrogen}\]
Chemical equations suffer from a number of limitations. State the main limitations of a chemical equation.
Write a balanced molecular equation for the following word equation:
\[\ce{Zinc + sulphuric acid->Zinc sulphate + hydrogen}\]
Balance the following equation:
\[\ce{Fe + Cl2->FeCl3}\]
Underline the incorrectly balanced compound equation and rewrite the correct equation.
\[\ce{FeS + 2HCl + 2FeCl2 + H2S}\]
Underline the incorrectly balanced compound equation and rewrite the correct equation.
\[\ce{3NH3 + H2SO4->(NH4)2SO4}\]
Balance the following important equation:
NaOH + H2SO4 → Na2SO4 + H2O
Balance the following important equation:
FeSO4 + NaOH → Na2SO4 + Fe(OH)2
Balance the following important equation:
NaCl + H2SO4 → Na2SO4 + HCl
Magnesium ribbon is rubbed before burning because it has a coating of ____________.
Solid calcium oxide reacts vigorously with water to form calcium hydroxide accompanied by liberation of heat. This process is called slaking of lime. Calcium hydroxide dissolves in water to form a solution called lime water. Which among the following is (are) true about slaking of lime and the solution formed?
- It is an endothermic reaction
- It is an exothermic reaction
- The pH of the resulting solution will be more than seven
- The pH of the resulting solution will be less than seven
Write the balanced chemical equations for the following reactions and identify the type of reaction in each case.
- Nitrogen gas is treated with hydrogen gas in the presence of a catalyst at 773 K to form ammonia gas.
- Potassium hydroxide solution is treated with acetic acid to form potassium acetate and water.
- Ethanol is warmed with ethanoic acid to form ethyl acetate in the presence of concentrated H2SO4.
- Ethene is burnt in the presence of oxygen to form carbon dioxide, water and release heat and light.
Write a balanced chemical equation of the following reaction and also classify them.
Lead acetate solution is treated with dilute hydrochloric acid to form lead chloride and acetic acid solution.
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.
