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प्रश्न
Classify the following substance:
Ammonium hydroxide
विकल्प
Strong electrolyte
Weak electrolyte
Non-electrolyte
उत्तर
Weak electrolyte
संबंधित प्रश्न
The electrolysis of acidified water is an example of :
(A) Reduction
(B) Oxidation
(C) Redox reaction
(D) Synthesis
Electrolysis of aqueous sodium chloride solution will form ________ at the cathode. (Hydrogen gas / Sodium metal)
Define the following term:
Weak electrolytes
State the factors that influence the preferential discharge of ions at the electrodes.
The following Question refer to the electrolysis of copper sulphate solution with copper electrodes:
(a) Compare the change in mass of the anode
(b) What is seen to happen to the colour of the copper sulphate solution if platinum electrodes are used? Explain the observation.
(c) What is the practical application of the electrolysis of copper sulphate solution? Briefly, describe one such application.
State one observation when electricity is passed through molten lead bromide.
M is a metal above hydrogen in the activity series and its oxide has the formula M2O. The oxide when dissolved in water forms the corresponding hydroxide which is a good conductor of electricity. In the above context answer the following:
- What kind of combination exists between M and O?
- How many electrons are there in the outermost shell of M?
- Name the group to which M belongs.
- State the reaction taking place at the cathode.
- Name the product at the anode.
State the observation at the anode and at the cathode during the electrolysis of :
Fused lead bromide using graphite electrodes
Copper sulphate solution is electrolysed using copper electrodes.
Write the equation for the reaction occurring at the Anode electrode.
Classify the following substance:
Sodium acetate
