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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 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.
Ammonia solution in water gives a blue precipitate when it combines with a solution of copper salt. The blue precipitate further dissolves in excess of an ammonia solution to give the azure blue solution. Explain with the equation.
Complete the following equation.
4 NH3 +5O2 →
What important process starts with the reaction in above? Name the catalyst used.
Name the following
Gas obtained by treating chlorine in excess of ammonia.
Ammonia is manufactured by Haber Process.
In what ratio by volume, are the above reactants used.
Give a balanced chemical equation for the following:
Lab. preparation of ammonia using an ammonium salt.
Give balanced equation of :
Action of heat an a mixture of copper an nitric acid
