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प्रश्न
Write balanced chemical equations for the following:
An equation to illustrate the reducing nature of ammonia.
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उत्तर
`3PbO + 2NH_3 -> 3Pb + 3H_2O + N_2`
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संबंधित प्रश्न
State one relevant observation for the following
When ammonia gas is burnt in an atmosphere of excess oxygen.
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 = ___ |
Differentiate between:
Reaction of excess ammonia with chlorine and NH3 with excess chlorine
Choose the correct answer from the options given below :
Nessler's reagent is an alkaline solution of
Write equation for the following:
Burning of ammonia in oxygen.
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?
How is ammonia dried and collected in the laboratory?
The metallic hydroxide which forms a deep inky blue solution with excess ammonium hydroxide solution is ______.
