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प्रश्न
Differentiate between the terms strong electrolyte and weak electrolyte. (stating any two differences)
उत्तर
| Strong Electrolytes | Weak Electrolytes |
| Electrolytes which allow a large amount of electricity to flow through them. |
Electrolytes which allow a small amount of electricity to flow through them. |
| The solution of a strong electrolyte contains only free mobile ions |
The solution of a weak electrolyte contains ions and molecules |
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संबंधित प्रश्न
When fused lead bromide is electrolysed, we observe ______.
Define the following term:
Weak electrolytes
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What should be the physical state of lead bromide if it is to conduct electricity?
A strip of copper is placed in four different colourless salt solutions. They are KNO3, AgNO3, Zn(NO3)2, Ca(NO3)2. Which one of the solutions will finally turn blue?
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.
Give reasons why in the electroplating of an article with silver, the electrolyte sodium argentocynide solution is preferred over silver nitrate solution.
Classify the following substance:
Ammonium hydroxide
Classify the following substance:
Sodium acetate
