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प्रश्न
Fill in the blank
Hydrogen is ...................soluble in water.
उत्तर
Hydrogen is sparingly soluble in water.
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संबंधित प्रश्न
Why nitric acid is not used in the preparation of hydrogen?
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 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.
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 metals with steam
Aluminium - 2Al + 3H2O → ______+ _______ [g]
Complete and balance the equation:
[General method]
Reactions of metals with steam
Iron - 3Fe + 4H2O ⇌ ______+ _______ [g]
Complete and balance the equation:
[General method]
Reactions of metals - alkali [conc. soln.]
Aluminium - 2Al + 2NaOH + 2H2O → ______ + _______ [g]
2Al + 2KOH + 2H2O → _____ + _____ [g]
Give a balanced equation for obtaining hydrogen from?
Steam using a trivalent metal
State the condition and give balanced equation for the conversion of water gas to hydrogen – in the Bosch process.
Give a balanced equation for the following conversion.
\[\ce{NH3<-H2->H2S}\]
