- 1(current)
Q. No.Rate constant (k) and temperature (T) are related as :
1. \(k \,\, = A\, \, e^{\frac{-E_{a}}{RT}}\)
2. \(k \,\, = A\, \, e^{\frac{RT}{-E_{a}}}\)
3. \(k \,\, = A\, \, e^{\frac{E_{a}}{RT}}\)
4. None of the above
1. \(k \,\, = A\, \, e^{\frac{-E_{a}}{RT}}\)
2. \(k \,\, = A\, \, e^{\frac{RT}{-E_{a}}}\)
3. \(k \,\, = A\, \, e^{\frac{E_{a}}{RT}}\)
4. None of the above
Subtopic: Arrhenius Equation |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe rate of the chemical reaction doubles for an increase of 10 K in absolute temperature from 298 K. The value of Ea is-
1. 49.5 kJ mol–1
2. 52.9 kJ mol–1
3. 55.5 kJ mol–1
4. 57.9 kJ mol–1
1. 49.5 kJ mol–1
2. 52.9 kJ mol–1
3. 55.5 kJ mol–1
4. 57.9 kJ mol–1
Subtopic: Arrhenius Equation |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe activation energy for the reaction 2HI(g) → H2 + I2(g) is 209.5 kJ mol−1 at 581K. The fraction of molecules of reactants having energy equal to or greater than activation energy is-
1. 2.67 × 10−19
2. 3.57 × 10−18
3. 4.67 × 10−17
4. 1.47 × 10−19
1. 2.67 × 10−19
2. 3.57 × 10−18
3. 4.67 × 10−17
4. 1.47 × 10−19
From NCERT
Subtopic: Arrhenius Equation |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology- 1(current)
Q. No.
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