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Give the Balanced Equation of the Reaction.

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प्रश्न

Give the balanced equation of the reaction.

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उत्तर

3Fe + 4H2O ⇋ Fe3O4 + 4H2

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अध्याय 6: Study of the First Element - Hydrogen - Exercise 6 (A) [पृष्ठ १०२]

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सेलिना Concise Chemistry [English] Class 9 ICSE
अध्याय 6 Study of the First Element - Hydrogen
Exercise 6 (A) | Q 14.2 | पृष्ठ १०२

संबंधित प्रश्न

Indicate which of the following statement is true and which is false:

Hydrogen gas is easily liquefiable. 


 Hydrogen is a good reducing agent: What do you understand by the above statement? Explain with the help of copper oxide as an example.


FILL IN THE BLANK

The compounds of carbon and hydrogen are called .................


FILL IN THE BLANK

Ammonia is used to make ................


Write the balanced equation and give your observation when the following metal reacts:

Magnesium with boiling water


Correct the following statement:

Hydrogen is dried by passing it through conc. H2SO4.


How is hydrogen separated from carbon dioxide and carbon monoxide? 


Using a burning candle and a jar of hydrogen – how would you prove experimentally that Hydrogen is a combustible gas.


Using a burning candle and a jar of hydrogen – how would you prove experimentally that Hydrogen does not support combustion.


Give balanced equation for the following conversion:

Iron [III] oxide to iron – using hydrogen.


Give balanced equation for the following conversion:

Nitrogen to a basic gas – using hydrogen.


What do the following symbols [or formula] denote : 2H ; H2 ; H+. [two atoms, molecule, ion]


Explain the following:

Two jars of H2 are collected – “one burns quietly and the other does not”.


What do you observe when a piece of sodium is dropped into cold water?


Complete and balance the following equations:

Al + NaOH + ____ → ____ + ____


What do the following symbols represent : 2H and H2.


Write balanced equation of the reaction in the preparation of : hydrogen from a solution of potassium hydroxide [other than by electrolysis].


Describe briefly, with equations, the Bosch Process for the large scale production of hydrogen.


Give balanced equation for obtaining hydrogen from cold water using a monovalent active metal.


Select the correct answer from the symbol in the bracket.

The element, which like hydrogen has one valence electron.


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