When copper (ll) chloride solution is treated with excess...
When copper (ll) chloride solution is treated with excess aqueous ammonia, a deep blue solution results This is due to the presence of
(CuNH4)3+ ions
(CuCI4)2-ions
[Cu(OH)4]2- ions
Cu(H2-O)42+ IONS
[cU(NH3)4] ions
Correct answer is E
No explanation has been provided for this answer.
In the removal of water hardness, permutit is regenerated with a strong solution of ...
What is the chemical symbol for Phosphorus? ...
In which of these groups will all the substances be insoluble in water? ...
A major factor considered in selecting a suitable method for preparing a simple salt is its ...