Chemistry
M2O is the oxide of a metal 'M' which is the above hydrogen in the activity series. M2O when dissolved in water forms the corresponding hydroxide which is a good conductor of electricity.
(i) State the reaction taking place at the cathode.
(ii) Name the product at the anode.
Related Questions
State which electrode: anode or cathode is the oxidizing electrode. Give a reason for the same.
State one observation for. 'At the anode when aqueous copper sulphate solution is electrolysed using copper electrodes'.
Give scientific reasons :
(i) During electrolysis of molten lead bromide, graphite anode is preferred to other electrodes.
(ii) Electrical conductivity of acetic acid is less in comparison to that of dil. H2SO4 – at a given concentration.
(iii) Electrolysis of molten lead bromide is considered to be a redox reaction.
Name the kind of particles present in:
(i) Sodium hydroxide soln.
(ii) Carbonic acid.
(iii) Sugar soln.