Question
Download Solution PDFWhich of the following is a poor conductor of electricity?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFKey Points
- Distilled water is a poor conductor of electricity.
- This is because distilled water is free from salts and minerals that can carry electric current.
- On the other hand, tap water, pond water, and hand pump water contain dissolved salts and minerals, making them better conductors of electricity.
- Conductivity in water is primarily due to the presence of ions, which are absent in distilled water.
Additional Information
- Electrolytes in water, such as salts, acids, and bases, dissociate into ions that facilitate the conduction of electricity.
- Pure water, such as distilled water, lacks these electrolytes, and thus, has very low conductivity.
- In practical applications, water conductivity is often used as an indicator of water purity.
- Water with high conductivity is generally considered less pure due to the presence of dissolved substances.
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