NEET2011ChemistryChemical KineticsActual
The rate of reaction 2 ~N ₂ O ₅ 4 NO ₂+ O ₂ can be written in three ways aligned -d [ ~N ₂ O ₅ ] d t & =k [ ~N ₂ O ₅ ] d [ NO ₂ ] d t & =k^ [ N ₂ O ₅ ] d [ O ₂ ] d t & =k^ [ N ₂ O ₅ ] aligned The relationship between k and k^ and between k and k^ are
Options
- Ak^ =2 k ; k^ =k
- Bk^ =2 k ; k^ =k / 2
- Ck^ =2 k ; k^ =2 k
- Dk^ =k ; k^ =k
Correct answer
B. k^ =2 k ; k^ =k / 2
Step-by-step solution
aligned & Rate =- 1 2 d [ ~N ₂ O ₅ ] d t = 1 4 d [ NO ₂ ] d t = d [ O ₂ ] d t & 1 2 k [ ~N ₂ O ₅ ]= 1 4 k^ [ N ₂ O ₅ ]=k^ [ N ₂ O ₅ ] aligned array llrl & k 2 & = k^ 4 =k^ & & k^ & =2 k ; k^ = k 2 array