MCQ
Which one of the following is an example for first order reaction?
  • A
    $2 NO _{( g )}+ O _{2( g )} \rightarrow 2 NO _{2( g )}$
  • B
    $CH _3 CHO _{( g )} \rightarrow CH _{4( g )}+ CO _{( g )}$
  • $SO _2 Cl _{2(1)} \rightarrow SO _{2( g )}+ Cl _{2( g )}$
  • D
    $2 HBr \rightarrow H _2+ Br _2$

Answer

Correct option: C.
$SO _2 Cl _{2(1)} \rightarrow SO _{2( g )}+ Cl _{2( g )}$
$SO _2 Cl _{2(1)} \rightarrow SO _{2( g )}+ Cl _{2( g )}$

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