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प्रश्न
Select the correct options for the following statement:
A foul smelling gas formed when hydrogen reacts with a molten non-metal, is ___.
पर्याय
hydrogen chloride
hydrogen sulphide
ammonia
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उत्तर
A foul smelling gas formed when hydrogen reacts with a molten non-metal, is hydrogen sulphide [H2S].
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संबंधित प्रश्न
Fill in the blank
Hydrogen is ..................... than air.
For laboratory preparation of hydrogen, give the following:
chemical equation
Why hot concentrated sulphuric acid is not used in the preparation of hydrogen?
Choose the correct option:
Elements which show unique nature in the preparation of hydrogen are:
How did the name 'hydrogen' originate?
Give reason:
A candle brought near the mouth of a jar containing hydrogen gas starts burning but is extinguished when pushed inside the jar.
Complete and balance the equation:
[General method]
Reactions of metals with steam
Zinc - Zn + H2O → ______+ _______ [g]
Name an element whsich reacts violently with water at room temperature.
Give a balanced equation for the following conversion.
\[\ce{KAlO2<-KOH->K2ZnO2}\]
Give a balanced equation for the following conversion.
\[\ce{ZnO<-H2O->Fe3O4}\]
