Advertisements
Advertisements
प्रश्न
Balance the following equation:
\[\ce{Fe + H2O⇌Fe3O4 + H2}\]
Advertisements
उत्तर
\[\ce{Fe + H2O⇌Fe3O4 + H2}\]
To make Fe3 multiply Fe by 3 on left and to make O4 multiply H2O by 4
∴ \[\ce{3Fe + 4H2O⇌Fe3O4 + 4H2}\]
APPEARS IN
संबंधित प्रश्न
Write the balanced equation for the following chemical reaction.
\[\ce{Hydrogen + Chlorine -> Hydrogen chloride}\]
What are the ways by which a chemical equation can be made more informative ?
Write a balanced molecular equation for the following word equation:
\[\ce{Lead nitrate + sodium chloride->Sodium nitrate + lead chloride}\]
Balance the following equation:
\[\ce{Fe2O3 + H2->Fe + H2O}\]
Balance the following important equation:
\[\ce{Al(OH)3 -> Al2O3 + H2O}\]
Balance the following important equation:
\[\ce{AgCl + NH4OH -> Ag(NH3)2Cl + H2O}\]
When ferrous sulphate is heated strongly it undergoes decomposition to form ferric oxide as a main product accompanied by a change in colour from:
Name the products formed when iron filings are heated with dilute hydrochloric acid.
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.
Complete the missing component /variable given as x and y in the following reactions
`"Zn"("s") + "H"_2"SO"_4("aq") -> "ZnSO"_4(x) + "H"_2("y")`
