Advertisements
Advertisements
Question
Electrolysis of water is a decomposition reaction. The mole ratio of hydrogen and oxygen gases liberated during electrolysis of water is
Options
1:1
2:1
4:1
1:2
Solution
2:1
APPEARS IN
RELATED QUESTIONS
Differentiate between:
A balanced and an unbalanced chemical equation.
Balance the following equation:
`Fe+ H_2O → Fe_3 O_4+H_2`
Balance the following equation. Also name the products formed.
Ag +S → `Ag_2 S`
Balance the following equation. Also name the products formed.
`H_2O_2 → H_2O +O_2`
Balance the following equation. Also name the products formed.
`H_2 + CI_2 → HCI`
Balance the following equation. Also name the products formed.
`CO _2 + C → CO`
Write a balanced molecular equation for the following word equation:
\[\ce{Calcium + water->Calcium hydroxide + hydrogen}\]
Underline the incorrectly balanced compound equation and rewrite the correct equation.
\[\ce{PbO2 + 4HCl->PbCl2 + H2O + Cl2}\]
Balance the following important equation:
Na2CO3 + HCl → NaCl + H2O + CO2
Write a balanced chemical equation of the following reaction and also classify them.
Iron (III) oxide on heating with carbon monoxide gas reacts to form solid iron and liberates carbon dioxide gas.
