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प्रश्न
Complete and balance the following reaction.
Zn + HCl →_____________ +___________
उत्तर
Zn + 2HCl → ZnCl2 + H2
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संबंधित प्रश्न
Hydrogen gas is collected by the downward displacement of water. Give reason ?
Which metal is preferred for the preparation of hydrogen?
from acid?
What is noticed if the products are not allowed to escape?
Starting from hydrogen gas how would you obtain a metal by reduction of its heated oxide.
Select the correct options for the following statement:
A metal which reacts with water to give a metallic hydroxide & liberate hydrogen.
Complete and balance the equation:
[General method]
Reactions of active metals - cold water
Potassium- K + H2O → ______+ ______ [g]
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Reactions of metals with steam
Magnesium - Mg + H2O → ______+ _______ [g]
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Reactions of metals with steam
Zinc - Zn + H2O → ______+ _______ [g]
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Reactions of metals - alkali [conc. soln.]
Lead - Pb + 2NaOH → ______ + _______ [g]
State the reactant added to hydrogen to obtain the respective product in following case.
Hydrogen chloride
