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प्रश्न
Complete and balance the following reaction.
Fe + H2O →_____________ +___________
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उत्तर
3Fe + 4H2O ⇋Fe3O4 + 4H2
APPEARS IN
संबंधित प्रश्न
TRUE \ FALSE
reacts with hot water to form copper oxide and hydrogen.
Which metal is preferred for the preparation of hydrogen?
from water?
Give reason for the following:
Purified and dried hydrogen is collected over mercury.
Give reason for the following:
The end of the thistle funnel should be dipped under acid.
Where does hydrogen occur in a free state?
Hydrogen can be prepared with the help of cold water. Give a reaction of hydrogen with:
A monovalent metal
Starting from hydrogen gas how would you obtain a metal by reduction of its heated oxide.
Complete and balance the equation:
[General method]
Reactions of active metals - cold water
Sodium - 2Na + 2H2O → ______+ _______ [g]
Complete and balance the equation:
[General method]
Reactions of metals with steam
Aluminium - 2Al + 3H2O → ______+ _______ [g]
Give a balanced equation for obtaining hydrogen from?
Steam using a metal – and the reaction is reversible.
