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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.
Write a balanced chemical equation for the Black copper oxide changes to a reddish brown/pink copper reaction.
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उत्तर
\[\ce{CuO + 2NH3 -> Cu + 3H2O + N2}\]
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संबंधित प्रश्न
Write balanced chemical equations for the following:
When the excess of ammonia is treated with chlorine.
Write balanced chemical equations for the following:
An equation to illustrate the reducing nature of ammonia.
State one relevant observation for the following
When ammonia gas is burnt in an atmosphere of excess oxygen.
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) __________ |
Name the following
Indicator that turns deep pink when treated with NH4OH.
Name the following
Products obtained by treating with excess chlorine.
Name the following
Solution used to remove fat grease.
Certain blank spaces are left in the following table and these are labelled as A,B,C,Da and E. Identify each of then
|
1 |
HCl gas |
NaCl + H2SO4 |
A = ________ |
Conc.H2SO4 |
B = ___ |
|
2 |
NH3 gas |
C = ____ |
Mg(OH)2NH3 |
D = ______ |
E = ___ |
Describe all what you will observe and write chemical equation, when limited amount of ammonia gas is passed through the following aqueous solution:
FeCl3
A compound which undergoes thermal dissociation.
