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Complete and Balance the Equation: (General Method) Reactions of Metals with Dilute Acids Magnesium - Mg + 2hcl -> ______+ _______ (G) - Chemistry

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प्रश्न

Complete and balance the equation:

[General method]

Reactions of metals with dilute acids

Magnesium - Mg + 2HCl → ______+ _______ [g]

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उत्तर

Magnesium - Mg + 2HCl → MgCl2 + H2 [g] 

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Preparation of Hydrogen
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अध्याय 6: Study Of The First Element — Hydrogen - Equation Worksheet

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विराफ जे दलाल Simplified ICSE Chemistry [English] Class 9
अध्याय 6 Study Of The First Element — Hydrogen
Equation Worksheet | Q 1.08

संबंधित प्रश्न

A metal ______ hydrogen in the reactivity series gives hydrogen with ______.


Give reason for the following:

Though hydrogen is lighter than air it cannot be collected by downward displacement of air.


Hydrogen may be prepared in the laboratory by the action of a metal on an acid.

Which of the acids dilute sulphuric, concentrated sulphuric, dilute nitric acid and concentrated nitric acid would you choose? Explain why you would not use the acids you reject.


Complete and balance the following reaction.

Fe + H2O →_____________ +___________


‘Hydrogen is obtained by electrolysis of acidified water’.
Answer the following pertaining to the preparation of hydrogen by electrolysis,
The meaning of the term ‘electrolysis’ and ‘electrolyte’.


Starting from hydrogen gas how would you obtain a neutral liquid.


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:

[Industrial Method - Bosch process]

  • Step I - Production of water gas -
    \[\ce{C + H2O->[1000°C]}\] [____ + ____] - Δ
  • Step II - Reduction of steam to hydrogen by carbon monoxide
    \[\ce{CO + H2 + H2O->[450°C][Fe2O3]}\] _____ + ____ [g]
  • Step III - Removal of unreacted carbon dioxide and carbon monoxidefrom the above mixture
    KOH + CO2 → _________ + ______ 
    CuCl + CO + 2H2O → _______

Give a balanced equation for obtaining hydrogen from?

Steam using a metal – and the reaction is reversible.


Give a balanced equation for the following conversion.

\[\ce{NH3<-H2->H2S}\]


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