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प्रश्न
Complete and balance the equation:
[General method]
Reactions of metals with steam
Magnesium - Mg + H2O → ______+ _______ [g]
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उत्तर
Magnesium - Mg + H2O → MgO + H2 [g]
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........................... means ‘maker of water’ in Greek.
TRUE \ FALSE
Hydrogen does not combine with nitrogen under ordinary conditions.
What is noticed if the products are not allowed to escape?
Give a reason for the following:
Zinc granules are used in the lab preparation of hydrogen.
Complete and balance the following reaction.
Na + H2O →_____________ +___________
Complete and balance the following reaction.
Zn + NaOH →_____________ +___________
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Complete and balance the equation:
[General method]
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Potassium- K + 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.
\[\ce{Al2(SO4)3 + H2}\]
