Chemistry Questions Answers

• 99. Which have maximum number of isotopes ?

  1. Bromine
  2. Aluminium
  3. Polonium
  4. Carbon

  Answer And Explanation

  Answer: Option C

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• 100. The aqueous solution of which acids is called Vinegar ?

  1. Acetic acid
  2. Hydrochloric acid
  3. Citric acid
  4. Oxalic acid

  Answer And Explanation

  Answer: Option A

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