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प्रश्न
Ranjana wants to prove that ammonia is a reducing agent. To demonstrate this, she passes ammonia gas over heated copper oxide. What will she observe?
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उत्तर
Black copper oxide changes to reddish brown/pink copper.
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संबंधित प्रश्न
Write a balanced chemical equation for the following:
Reaction of Ammonia with heated copper oxide.
A gas ‘A’ reacts with another gas ‘B’ in the presence of a catalyst to give a colourless gas ‘C’. The gas ‘C’ when comes in contact with air produces a brown gas ‘D’. The solution of ‘A’ in water turns red litmus blue. Explain the observations.
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) __________ |
Give balanced reactions for the following conversion:
Ammonia to nitrogen using oxygen.
Give balanced reactions for the following conversion:
Ammonia to ammonium carbonate.
Write equation for the following:
Burning of ammonia in oxygen.
Write the equation for the formation of ammonia by the action of water on magnesium nitride.
On passing ammonia gas over heated copper oxide for some time, a reddish-brown residue is left behind. What property of ammonia is demonstrated here?
