When lime juice is dropped on baking soda, brisk effervescence takes place because the gas evolved is?

LohaHridoy
  1. Hydrogen
  2. Oxygen
  3. Carbon dioxide
  4. All of them

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Answer: Option 3

When baking soda and lemon juice are added together, the reaction of the two is an acid-based reaction because it involves an acid (citric acid in the lemon juice) reacting with a base (sodium bicarbonate, more commonly known as baking soda). Carbon dioxide, a gas, is produced by the reaction.

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