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प्रश्न
Select the correct options for the following statement:
The metallic compound formed when a metal above aluminium in the activity series reacts with steam.
विकल्प
Nickel
Sodium
Iron
Iron [III] oxide
Magnesium oxide
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उत्तर
Magnesium oxide
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संबंधित प्रश्न
Fill in the blank
Hydrogen is ...................soluble in water.
Name the following:
Two metals which give hydrogen with cold water.
Multiple Choice Question
Water gas is a mixture of
Give a reason for the following:
Zinc granules are used in the lab preparation of hydrogen.
Hydrogen can be prepared with the help of cold water. Give a reaction of hydrogen with:
A divalent metal
Select the correct options for the following statement:
The metal which reacts with steam liberating hydrogen & the reaction is reversible.
Complete and balance the equation:
[General method]
Reactions of metals with steam
Magnesium - Mg + H2O → ______+ _______ [g]
Give a balanced equation for obtaining hydrogen from?
Steam using a trivalent metal
Select the correct answer to the reactant added, to give the product in the preparation of hydrogen gas.
\[\ce{Al2(SO4)3 + H2}\]
Give a balanced equation for the following conversion.
\[\ce{NH3<-H2->H2S}\]
