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Class 12Chemistryp-Block Elements (Class 12)Halogen family
Easy

Which gas has been used since ancient times to remove lignin from wood?

  • A
    $H_2$
  • B
    $O_2$
  • C
    $N_2$
  • D
    $Cl_2$
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Class 12 Questions

Class 12

Chemistry Questions

Chapter

p-Block Elements (Class 12)

Subtopic

Halogen family

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