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प्रश्न
Give a balanced equation for the following conversion.
\[\ce{MgCl2<-HCl->FeCl2}\]
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उत्तर
\[\ce{Mg + 2HCl->MgCl2 + H2}\]
\[\ce{Fe + 2HCl->FeCl2 + H2}\]
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संबंधित प्रश्न
Match the statements in Column A with those in Column B.
| Column A | Column B |
|
1. A metal which reacts with cold water to from hydrogen. |
1. Reduction |
| 2. A gas which is inflammable and non-supporter of combustion | 2. Hydrogenation |
|
3. A process in which vanspati ghee is prepared from vegitable oils |
3. oxidation |
|
4. The removal ofhydrogen or addition of oxygen |
4. sodium |
| 5. The addition of hydrogen or removal of oxygen | 5. Hydrogen |
Which metal is preferred for the preparation of hydrogen?
from acid?
Complete and balance the following reaction.
Zn + H2O →_____________ +___________
Starting from hydrogen gas how would you obtain a basic gas.
Select the correct options for the following statement:
The acid _____ is not Used in the laboratory preparation of hydrogen, using zinc and an acid.
Complete and balance the equation:
[General method]
Reactions of metals with steam
Zinc - Zn + H2O → ______+ _______ [g]
Complete and balance the equation:
[General method]
Reactions of metals with dilute acids
Magnesium - Mg + 2HCl → ______+ _______ [g]
Give a balanced equation for obtaining hydrogen from?
Steam using a trivalent metal
State the reactant added to hydrogen to obtain the respective product in following case.
Hydrogen sulphide
Give a reason for the following.
Granulated zinc is preferred to metallic zinc in the preparation of hydrogen using dilute acid.
