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प्रश्न
Name the following
Indicator that turns deep pink when treated with NH4OH.
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उत्तर
Phenolphthalein
APPEARS IN
संबंधित प्रश्न
State one relevant observation for given reactions:
Burning of ammonia in air.
Name the following
Solid obtained by passing ammonia over heated copper oxide
Name the following
Products obtained by treating with excess chlorine.
Ammonia is manufactured by Haber Process.
Under what conditions do the reactants combine to form ammonia? Give a balanced equation for the reaction.
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 chemical equations for of the following :
Reaction of ammonia with excess chlorine.
Describe all what you will observe and write chemical equation, when limited amount of ammonia gas is passed through the following aqueous solution:
CuSO4
Write an equation for the following:
Catalytic oxidation of ammonia
- Name the catalyst used in the above equation.
- In the reaction referred to in the above equation, the catalyst glows red hot. Why?
- What is the name of the industrial process which starts with the reaction referred to in the above equation?
Write a balanced chemical equation for a reaction in which ammonia is oxidised by the following:
A gas which is not oxygen.
