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प्रश्न
Complete and balance the equation:
[General method]
Reactions of metals with dilute acids
Zinc - Zn + 2HCl → ______ + _______ [g]
उत्तर
Zinc - Zn + 2HCl → ZnCl2 + H2 [g]
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संबंधित प्रश्न
MULTIPLE CHOICE QUESTIONS
Hydrogen burns in oxygen to form
- hydrogen sulphide
- nitrates
- water
- ammonia
Which test should be made before collecting hydrogen in a gas jar?
Give a reason for the following:
Zinc granules are used in the lab preparation of hydrogen.
Give reason for the following:
The end of the thistle funnel should be dipped under acid.
Complete and balance the following reaction.
Al + KOH + H2O→_____________ +___________
Select the correct options for the following statement:
The metallic compound formed when a metal above aluminium in the activity series reacts with steam.
Complete and balance the equation:
[General method]
Reactions of active metals - cold water
Sodium - 2Na + 2H2O → ______+ _______ [g]
Give a balanced equation for obtaining hydrogen from?
Steam using a trivalent metal
Give a balanced equation for the following conversion.
\[\ce{MgCl2<-HCl->FeCl2}\]
Give a balanced equation for the following conversion.
\[\ce{ZnO<-H2O->Fe3O4}\]
