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प्रश्न
Write balanced chemical equations for the following:
An equation to illustrate the reducing nature of ammonia.
उत्तर
\[\ce{3CuO + 2NH3 -> 3Cu + N2 + 3H2O}\]
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संबंधित प्रश्न
Complete the following equation.
4 NH3 +5O2 →
What important process starts with the reaction in above? Name the catalyst used.
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.
Study the flow chart given and give balanced equations to represents the reactions A, B and C:
\[\ce{Mg3N2 ->[A] NH3 <=>[B][C] NH4Cl}\]
Name the following
Salt known as ammoniac.
Name the substance used for drying ammonia gas? Why cannot substances such as conc.H2SO4, anhydrous calcium chloride and phosphorus pentoxide be used for drying ammonia gas?
Give balanced reactions for the following conversion:
Copper oxide to copper.
Industrially, ammonia is obtained by direct combination of nitrogen and hydrogen.
(i) Write balanced equation for the direct combination of nitrogen and hydrogen.
(ii) Which of the metals - iron, platinum, copper - catalyse this direct combination?
(iii) Is the formation of ammonia promoted by high pressure or low pressure?
Write the equation for:
The preparation of ammonia from ammonium chloride and calcium hydroxide.
Write a balanced chemical equation for the lab preparation of ammonia.
