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प्रश्न
Write a balanced equation for the following:
Iron reacts with dil. HCl
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उत्तर
Fe +2 HC l → FeCl2 + H2
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संबंधित प्रश्न
Thin strips of magnesium, copper, and iron are taken.
Write down what happens when these metals are treated as follows:
- Heated in presence of air
- Heated with dil.HCl
- Added to an aqueous solution of zinc sulphate.
Choose the correct option:
Hydrogen is evolved by the action of cold dil. HNO3 on
Select the odd one out and justify your answer.
Zn, Fe, Mg, and Na
Select the odd one out and justify your answer.
SO2, H2S, NH3, and CO3
Select the odd one out and justify your answer.
Fe, Pb, Al and Zn
Using dilute sulphuric acid how would you differentiate between:
Copper and magnesium
How would you identify the gaseous products evolved.
Using dilute sulphuric acid how would you differentiate between:
Sodium sulphide and sodium carbonate.
How would you identify the gaseous products evolved.
‘Magnesium reacts with very dilute nitric acid at low temperatures liberating hydrogen.’ Give reasons.
Name the following.
A metal below iron but above copper in the activity series of metals which has no reaction with water.
Name the following.
A metal which cannot be used for the preparation of hydrogen using dilute acids.
