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Class 12Chemistryp-Block Elements (Class 12)Nitrogen family
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Which substance is used as a smoke screen in warfare?

  • A
    $SiCl_4$
  • B
    $PH_3$
  • C
    $PCl_5$
  • D
    Acetylene
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Class 12 Questions

Class 12

Chemistry Questions

Chapter

p-Block Elements (Class 12)

Subtopic

Nitrogen family

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