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प्रश्न
Name the following
Salt used to clean metal surface before soldering, tinning, etc.
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उत्तर
Ammonium chloride
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संबंधित प्रश्न
The equation 4NH3 + 5O2 → 4NO + 6 H2O, represents the catalytic oxidation of ammonia. If 100 cm3 of ammonia is used calculate the volume of oxygen required to oxidize the ammonia completely
Name the gas obtained when ammonia burns in an atmosphere of oxygen without any catalyst.
Name the gas evolved in each of the following cases :
Alumina undergoes electrolytic reduction.
Copy and complete the following table which refers to the industrial method for the preparation of ammonia and sulphuric acid:
| Name of the compoun | Name of the process | Catalytic equation (with the catalyst) |
| Ammonia | (i)__________ | (ii) __________ |
| Sulhuric acid | (iii) ___________ | (iv) __________ |
Ammonia is manufactured by Haber Process.
Under what conditions do the reactants combine to form ammonia? Give a balanced equation for the reaction.
Why is ammonium hydroxide used in qualitative analysis? Give two equations to justify your answer.
Write a balanced chemical equation for the following:
When an excess of ammonia is treated with chlorine.
Give a balanced chemical equation for the following:
Reaction of ammonia with excess of chlorine.
Ranjana wants to prove that ammonia is a reducing agent. To demonstrate this, she passes ammonia gas over heated copper oxide.
Write a balanced chemical equation for the Black copper oxide changes to a reddish brown/pink copper reaction.
