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Water is ............

Water is .........

A

strong electrolyte

B

non-electrolyte

C

weak electrolyte

D

None of these

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**Step-by-Step Solution:** 1. **Understanding Electrolytes:** - An electrolyte is a substance that dissociates into ions when dissolved in water or melted, allowing it to conduct electricity. 2. **Types of Electrolytes:** - There are two main types of electrolytes: strong electrolytes and weak electrolytes. - **Strong Electrolytes:** These substances dissociate completely (100%) into their ions in solution. Examples include sodium chloride (NaCl) and potassium nitrate (KNO3). - **Weak Electrolytes:** These substances only partially dissociate into ions in solution. Examples include acetic acid (CH₃COOH) and water (H₂O). 3. **Analyzing Water:** - Water (H₂O) does not dissociate completely into ions. Instead, it undergoes a very limited ionization: - H₂O ⇌ H⁺ + OH⁻ - The concentration of H⁺ and OH⁻ ions in pure water is very low, which indicates that water does not behave as a strong electrolyte. 4. **Conclusion:** - Since water only partially dissociates into ions, it is classified as a weak electrolyte. 5. **Final Answer:** - Water is a weak electrolyte. ---

**Step-by-Step Solution:** 1. **Understanding Electrolytes:** - An electrolyte is a substance that dissociates into ions when dissolved in water or melted, allowing it to conduct electricity. 2. **Types of Electrolytes:** - There are two main types of electrolytes: strong electrolytes and weak electrolytes. - **Strong Electrolytes:** These substances dissociate completely (100%) into their ions in solution. Examples include sodium chloride (NaCl) and potassium nitrate (KNO3). ...
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ICSE-ELECTROLYSIS-Fill in the Blanks
  1. The solution of a substance which conducts electricity is called ……………...

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  2. An electrolyte is a ............

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  3. A weak electrolyte is one which ........

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  4. A strong electrolyte is one which .......

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  5. Sodium chloride is ..........

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  6. Water is .........

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  7. ........... is a non-electrolyte.

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  8. Pure water consists almost entirely of ……………

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  9. In the electrolysis of acidulated water, oxygen is produced by the dis...

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  10. Ionisation is a …………………… process.

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  11. The gas given off at cathode during the electrolysis of acidulated wat...

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  12. With platinum electrodes, hydrogen is liberated at the ………… and oxygen...

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  13. As we descend in the electrochemical series containing cations, the te...

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  14. The electrode where the current enters in to the electrolyte is called...

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  15. The negative electrode in electrolysis is called the.......

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  16. Cations migrate to............during electrolysis.

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  17. During electrolysis, anions undergo……………. At the ………………..

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  18. The reactions occurring at the cathode during electrolysis involve.......

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  19. In a voltaic cells, the salt bridge ........

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  20. In a solution or molten state, a ........... electrolyte consists almo...

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