Advertisements
Advertisements
प्रश्न
Electrolysis of water is a decomposition reaction. The mole ratio of hydrogen and oxygen gases liberated during electrolysis of water is
विकल्प
1:1
2:1
4:1
1:2
उत्तर
2:1
APPEARS IN
संबंधित प्रश्न
State four conditions necessary for a chemical reaction to take place.
Balance the following equation. Also name the products formed.
`K_2 O + H_2 O → KOH`
Write a balanced molecular equation for the following word equation:
\[\ce{Lead sulphate + ammonium hydroxide->Ammonium sulphate + lead hydroxide}\]
Balance the following equation:
\[\ce{K + H2O->KOH + H2}\]
Balance the following equation:
\[\ce{Na2O + H2O->NaOH}\]
Balance the following equation:
\[\ce{Fe + Cl2->FeCl3}\]
Balance the following equation:
\[\ce{NO + O2->NO2}\]
Balance the following important equation:
NH3 + O2 → N2 + H2O (burning of NH3)
Balance the following important equation:
Cu + HNO3 (conc.) → Cu(NO3)2 + H2O + NO2
In the double displacement reaction between aqueous potassium iodide .and aqueous lead nitrate, a yellow precipitate of lead iodide is formed. While performing the activity if lead nitrate is not available, which of the following can be used in place of lead nitrate?
