MCQ
Name the gas released at the cathode when acidulated water is electrolysed.
- AHydrogen
- BNitrogen
- COxygen
- DNone of the above
Explanation:
Acidulated water is a mixture of cold water and small amount if vinegar, lemon juice or lime juice. it's just used as a soak to prevent discoloration of some fruits and vegetables that darken quikly when their cut surfaces are exposed to air. During electrolysis of acidulated water, hydrogen gas (H2) is liberated at cathode.
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