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Class 11ChemistryClassification of Elements and Periodicity in PropertiesChemical Reactivity
Easy

Which of the following gases can displace all other gases from a mixture?

  • A
    $O_2$
  • B
    $N_2$
  • C
    $CO$
  • D
    $H_2$
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Class 11 Questions

Class 11

Chemistry Questions

Chapter

Classification of Elements and Periodicity in Properties

Subtopic

Chemical Reactivity

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