Chemistry
Related Questions
Convert (i) ammonia (ii) ammonium hydroxide to an ammonium salt using (a) HNO3 (b) H2SO4
State a reason why reaction of liquor ammonia with nitric acid is a neutralization reaction.
State how NH4OH is used for identifying:
- Fe2+
- Fe3+
- Pb2+
- Zn2+
- Cu2+ cations.
Give also a balanced equation in each case for a known example.
State why the blue ppt. formed on addition of NH4OH to CuSO4 soln. dissolves to give a deep blue solution with excess of NH4OH. Give an equation for the reaction. State why Zn(OH)2 is soluble in excess of NH4OH.