Advertisements
Advertisements
Question
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 = ___ |
Advertisements
Solution
|
1 |
HCl gas |
NaCl + H2SO4 |
A = NaHSO4 + HCl |
Conc.H2SO4 |
B = upward displacement of air |
|
2 |
NH3 gas |
C = Mg3N2 + H2O |
Mg(OH)2NH3 |
D = quicklime |
E = downward displacement of air |
APPEARS IN
RELATED QUESTIONS
State the conditions required for the given reaction to take place:
Catalytic oxidation of ammonia to nitric oxide.
A gas ‘P’ gives dense white fumes with chlorine. Its aqueous solution gives a blue colour with copper (II) hydroxide.
- Name the gas P.
- Give its formula.
- Give three uses of P.
Name the following
Products obtained by burning ammonia in oxygen.
Give balanced chemical equations for of the following :
Reaction of ammonia with excess chlorine.
Give balanced equation of :
Action of heat an a mixture of copper an nitric acid
Give balanced reactions for the following conversion:
Ammonia to nitrogen using trichloride.
Give balanced equation to prove that ammonia Is alkaline in nature
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 a balanced chemical equation for the lab preparation of ammonia.
Ammonia burns in oxygen, as shown below.
\[\ce{4NH3 + 3O2 -> 2N2 + 6H2O}\]
If 240 cc of ammonia is burnt in 300 cc of oxygen, find out the composition of the resultant gaseous mixture at room temperature.
