Advertisements
Advertisements
प्रश्न
Name the probable cation present based on the following observation:
Blue coloured solution.
Advertisements
उत्तर
Cu2+
संबंधित प्रश्न
Write the probable colour of the following salt:
Cupric salts
Write the probable colour of the following salt:
Ferrous sulphate
Write the probable colour of the following salts:
Calcium carbonate
Write the colour of the following salts: Cuprous salts.
Write the colour of the following salt : Aluminium salts.
On adding dilute ammonia solution to a colourless solution of a salt, a white gelatinous precipitate appears. This precipitate however dissolves on addition of excess of ammonia solution. Identify (Choose from Na, l, Zn, Pb, Fe)
(a) Which metal salt solution was used?
(b) What is the formula of white gelatinous precipitate obtained?
Fill in the blanks.
Salts of ______ [normal / transition] elements are generally coloured. From the ions K1+, Cr3+, Fe2+, Ca2+, \[\ce{SO^2-_3}\], \[\ce{Mn^1-_4}\],\[\ce{NO^1_3}\] the ions generally coloured are ______.
Write balanced equation for the following reaction:
Chlorine and cold dilute sodium hydroxide solution.
Name the probable cation present based on the following observation:
White precipitate insoluble in NH4OH but soluble in NaOH.
Name :
a coloured metallic oxide which dissolves in alkalis to yield colourless solutions.
