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प्रश्न
Which metal gives hydrogen with all of the following: water, acids, alkalis?
पर्याय
Fe
Zn
Mg
Pb
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उत्तर
Zn
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संबंधित प्रश्न
Write a balanced equation for the following:
Iron reacts with dil. HCl
Choose the correct option:
Hydrogen is evolved by the action of cold dil. HNO3 on
Metal in the powdered form reacts very slowly with boiling water, but it decomposes in steam. Name the metal.
Select the odd one out and justify your answer.
Fe, Pb, Al and Zn
Correct the following statement:
Very dilute nitric acid reacts with iron to produce hydrogen.
Correct the following statement:
Conc. H2SO4 reacts with zinc to liberate hydrogen.
What do you observe when dilute sulphuric acid is added to Zinc granules.
Using dilute sulphuric acid how would you differentiate between:
Copper and magnesium
How would you identify the gaseous products evolved.
Name the following.
A metal which cannot be used for the preparation of hydrogen using dilute acids.
Name the following.
The salt formed when aluminium reacts with potassium hydroxide, during the preparation of hydrogen from alkalis.
