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प्रश्न
Balance the following simple equation:
ZnS + O2 → ZnO + SO2
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उत्तर
2ZnS + 3O2 → 2ZnO + 2SO2
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संबंधित प्रश्न
With the help of an appropriate example, justify that some of the chemical reactions are determined by the evolution of a gas.
Give a chemical equation for the reaction involved in the above case.
Write word equation for the following skeletal equation:
\[\ce{KClO3 -> KCl + O2}\]
Show the formation of Na2O by the transfer of electrons.
Balance the following equation:
Zn + KOH → K2ZnO2 + H2
How is a flame test performed?
Write word equation for the following molecular equation:
\[\ce{CuSO4 + 2NaOH -> Na2SO4 + Cu(OH)2↓}\]
Word equation:
State the colour of the products.
Give one example in the case where supplying energy [given below] is necessary for a chemical reaction.
Electrical energy
Give word equation for the following chemical reaction and give the names of the product formed.
Zn + 2HC1→ ZnCl2 + H2
Give word equation for the following chemical reaction and give the names of the product formed.
\[\ce{CuO + H2SO4 -> CuSO4 + H2O}\]
Underline the compound in the equation given below, it is incorrectly balanced and write the correct balancing for the same.
2H2O + 2Cl2 → 2HCl + O2
