Advertisements
Advertisements
Question
Give balanced equation for the following conversion:
Iron [III] oxide to iron – using hydrogen.
Advertisements
Solution
Fe2O3 is reduced by hydrogen
\[\ce{\underset{\text{Iron(III) Oxide}}{Fe2O3} + 3H2 ->\underset{\text{iron metal}}{2Fe} + 3H2O}\]
APPEARS IN
RELATED QUESTIONS
Indicate which of the following statement is true and which is false:
Hydrogen gas is easily liquefiable.
Give reason for the following:
Helium replaced hydrogen in weather observation balloons?
Hydrogen is a good reducing agent: What do you understand by the above statement? Explain with the help of copper oxide as an example.
State four uses of hydrogen:
Multiple Choice Question
Equal volumes of hydrogen and chlorine are exposed to diffused sunlight to prepare
Write the balanced equation and give your observation when the following metal reacts:
Magnesium with boiling water
Choose terms from the options given in brackets to complete this sentence.
A metal …………….. hydrogen in the activity series gives hydrogen with …………… acid or …………… acid.
(above, below, dilute hydrochloric, concentrated hydrochloric, dilute sulphuric).
Give reason for the following:
The reaction of chlorine with hydrogen sulphide is deemed a redox reaction.
What do you observe when a piece of sodium is dropped into cold water?
What do the following symbols represent : 2H and H2.
