Chemistry
Correct the following:
(a) A reddish-brown precipitate is obtained when ammonium hydroxide is added to ferrous sulphate.
(b) Liquid ammonia is a solution of NH3.
(c) Finely divided platinum is used in Haber's Process.
(d) Conc. H2SO4 is a drying agent for NH3.
(e) Ammonium salts, on heating, decompose to give ammonia.
Answer
(a) A dirty green precipitate is obtained when ammonium hydroxide is added to ferrous sulphate.
(b) Aqueous ammonia is a solution of NH3 in water.
(c) Finely divided iron is used in Haber's Process.
(d) Quicklime, is a drying agent for NH3,
(e) Ammonium salts, on heating with caustic alkali, decompose to give ammonia.
Related Questions
An element has 2 electrons in it's N shell. It reacts with a non-metal of atomic number 7. The compound formed reacts with warm water and produces a basic gas. Identify the elements and write the balanced chemical reactions.
The following reactions are carried out
A: Nitrogen + metal ⟶ compound X.
B: X + water ⟶ ammonia + another compound.
C: Ammonia + metal oxide ⟶ metal + water + N2
One metal that can be used for reaction A is magnesium.
(a) Write the formula of the compound X formed
(b) Write the correctly balanced equation for reaction B where X is the compound formed.
(c) What property of ammonia is demonstrated by reaction C ?
Choose the correct from the following:
Ammonia can be obtained by adding water to
A : Ammonium chloride.
B : Ammonium nitrite.
C : Magnesium nitride.
D : Magnesium nitrate
The catalyst used in Haber's process is:
- Molybdenum
- Platinum
- Nickel
- Iron