MCQ
Permono sulphuric acid is known as
  • A
    Marshell's acid
  • Caro's acid
  • C
    Sulphuric acid
  • D
    None of these

Answer

Correct option: B.
Caro's acid
b
(b) Caro’s acid  (${H_2}$ $S{O_2}$)

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