Advertisements
Advertisements
Question
Complete and balance the equation:
[General method]
Reactions of active metals - cold water
Potassium- K + H2O → ______+ ______ [g]
Advertisements
Solution
\[\ce{2K + 2H2O -> 2KOH + H2}\] [g]
APPEARS IN
RELATED QUESTIONS
Name the following:
Two metals which give hydrogen with cold water.
Hydrogen can be prepared with the help of cold water. Give a reaction of hydrogen with:
A divalent metal
Complete and balance the following reaction.
Ca + H2O →_____________ +___________
Complete and balance the following reaction.
Mg + H2O →_____________ +___________
Complete and balance the following reaction.
Fe + H2O →_____________ +___________
Select the correct options for the following statement:
A foul smelling gas formed when hydrogen reacts with a molten non-metal, is ___.
Complete and balance the equation:
[General method]
Reactions of metals with steam
Aluminium - 2Al + 3H2O → ______+ _______ [g]
State the condition and give balanced equation for the conversion of water gas to hydrogen – in the Bosch process.
State the reactant added to hydrogen to obtain the respective product in following case.
Hydrogen sulphide
Give a balanced equation for the following conversion.
\[\ce{ZnO<-H2O->Fe3O4}\]
