NO2 required for a reaction is produced by the decomposition of N2O5 in CCl4 as per the equation,

2N2O5 (g) → 4NO2 (g) + O2

The initial concentration of N2O5 is 3.00 mol L-1 and it is 2.75 mol L-1 after 30 minutes. The rate of formation of NO2 is:

This question was previously asked in
JEE Mains Previous Paper 1 (Held On: 12 Apr 2019 Shift 2)
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  1. 4.167 × 10-3 mol L-1 min-1
  2. 1.667 × 10-2 mol L-1 min-1
  3. 8.333 × 10-3 mol L-1 min-1
  4. 2.083 × 10-3 mol L-1 min-1

Answer (Detailed Solution Below)

Option 2 : 1.667 × 10-2 mol L-1 min-1
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JEE Main 04 April 2024 Shift 1
90 Qs. 300 Marks 180 Mins

Detailed Solution

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Concept:

Nitrogen dioxide (NO2) is a highly reactive gas which is also termed as nitrogen oxide and it has a high temperature of reddish-brown gas.

From the question, the reaction given is:

2N2O5 (g) → 4NO2 (g) + O2 (g)

Rate of reaction

Rate of reaction

Rate of reaction

Calculation:

According to the question,

Now,

Thus, the rate of formation of  1.667 × 10-2 M min-1

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