Advertisements
Advertisements
प्रश्न
Give balanced reactions for the following conversion:
Copper oxide to copper.
Advertisements
उत्तर
\[\ce{3CuO + 2NH3 ->[\Delta] 3Cu + 3H2O + N2}\]
APPEARS IN
संबंधित प्रश्न
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.
Ammonia gas is passed over heated copper (I) oxide.
Name the gas evolved in each of the following cases :
Alumina undergoes electrolytic reduction.
Copy and complete the following table which refers to the industrial method for the preparation of ammonia and sulphuric acid:
| Name of the compoun | Name of the process | Catalytic equation (with the catalyst) |
| Ammonia | (i)__________ | (ii) __________ |
| Sulhuric acid | (iii) ___________ | (iv) __________ |
Choose the correct answer from the options given below :
Nessler's reagent is an alkaline solution of
Look at the following reaction :
A. Nitrogen + metal → compound X
B. X + water → ammonia + another compound
C. Ammonia + metal oxide → metal + water + N2
(i) One metal that can be used for reaction in A is magnesium.
(a) Write the formula of the compound X, that is formed.
(b) Write the balanced equation for reaction B, where Xis the compound formed.
( c) Which property of ammonia is demonstrated by reaction C?
Write the equation for the following :
Ammonium chloride is treated with sodium hydroxide.
The catalyst used in the oxidation of ammonia is ______.
The metallic hydroxide which forms a deep inky blue solution with excess ammonium hydroxide solution is ______.
