Advertisements
Advertisements
प्रश्न
Give a balanced equation for the following conversion.
\[\ce{MgCl2<-HCl->FeCl2}\]
Advertisements
उत्तर
\[\ce{Mg + 2HCl->MgCl2 + H2}\]
\[\ce{Fe + 2HCl->FeCl2 + H2}\]
APPEARS IN
संबंधित प्रश्न
Multiple Choice Question
The metal which reacts with cold water to produce hydrogen is
How did the name 'hydrogen' originate?
Hydrogen may be prepared in the laboratory by the action of a metal on an acid.
Which of the metals copper, zinc, magnesium or sodium would be the most suitable?
Complete and balance the following reaction.
Zn + NaOH →_____________ +___________
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 dilute acids
Aluminium - 2Al + 3H2SO4 → ______+ _______ [g]
Complete and balance the equation:
[General method]
Reactions of metals - alkali [conc. soln.]
Aluminium - 2Al + 2NaOH + 2H2O → ______ + _______ [g]
2Al + 2KOH + 2H2O → _____ + _____ [g]
Name an element whsich reacts violently with water at room temperature.
State the electronic configuration of hydrogen [at. no. 1].e
Give a reason why hydrogen can be placed in group 1 [1A] and group 17 [VIIA] of the periodic table.
Select the correct answer to the reactant added, to give the product in the preparation of hydrogen gas.
\[\ce{Ca(OH)2 + H2}\]
