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प्रश्न
Name the following
Solution used to remove fat grease.
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उत्तर
Ammonia solution
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संबंधित प्रश्न
Select from the list the gas that matches the description given in case
[ammonia, ethane, hydrogen chloride, hydrogen sulfide, ethyne]
This gas is used as a reducing agent in reducing copper oxide to copper
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.
Ammonia gas is passed over heated copper (I) oxide.
Name the following
Solid obtained by passing ammonia over heated copper oxide
Name the following
Indicator that turns deep pink when treated with NH4OH.
Why is ammonium hydroxide used in qualitative analysis? Give two equations to justify your answer.
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 = ___ |
Give balanced equation to prove that ammonia Is alkaline in nature
Write the equations for the following reactions, which result in the formation of ammonia:
(i) A mixture of ammonium chloride and slaked lime is heated.
(ii) Aluminium nitride and water.
