Advertisements
Advertisements
प्रश्न
Choose the correct answer from the option given below:
Which among the following cations will discharge with ease at cathode?
विकल्प
Na+
Au3+
Cu2+
H+
उत्तर
Au3+
APPEARS IN
संबंधित प्रश्न
Give reason for the following:
Electrolysis of molten lead bromide is considered to be a reaction in which oxidation and reduction go side by side, i.e., a redox reaction.
Give reason for the following:
In the electrolysis of acidified water, dilute sulphuric acid is preferred to dilute nitric acid for acidification.
Explain, why electrolysis is an example of redox reaction?
Fill in the blank :
Hydrogen and metallic ions are ____________ because they ____________ electrons.
Name : A base which is not alkali
Name the gas released at the cathode when acidulated water is electrolyzed.
Choose A, B, C or D to match the descriptions (i) to (v) below . Some alphabets may be repeated.
(A) Non-electrolyte, (B) Strong electrolyte, (C) Weak electrolyte, (D) Metallic conductor
(i) Molten ionic compound
(ii) Carbon tetrachloride
(iii) An aluminium wire
(iv) A solution containing solvent molecules, solute molecules and ions formed by the dissociation of solute molecules
(v) A sugar solution with sugar molecules and water molecules.
Differentiate between the terms strong electrolyte and weak electrolyte (stating any two differences)
We can expect that pure water ______ normally conducts electricity.
108 g of silver (molar mass 108 g mol-1) is deposited at cathode from AgNO3 (aq) solution by a certain quantity of electricity. The volume (in L) of oxygen gas produced at 273 K and 1 bar pressure from water by the same quantity of electricity is ______.
