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Chemical Kinetics question

2017 · Q91
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Chemical Kinetics question

2017 · Q91

NEETChemistryChemical KineticsMCQ+4 / −1
Mechanism of a hypothetical reaction
X2 + Y2 →\to→ 2XY, is given below :
(i)   X2 →\to→ X + X (fast)
(ii)  X + Y2 ⇌\rightleftharpoons⇌ XY + Y (slow)
(iii) X + Y →\to→ XY (fast)
The overall order of the reaction will be
  1. A
    2
  2. B
    0
  3. C
    1.5
  4. D
    1
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