Home
Class 10
CHEMISTRY
Burning of coal is represented as C(s)+O...

Burning of coal is represented as `C(s)+O_(2)(g)toCO_(2)(g)`. The rate of this reaction is increased by

A

Decrease in the concentration of oxygen

B

Powdering the lumps of coal

C

Decreasing the temperature of coal

D

Providing inert atmosphere

Text Solution

Verified by Experts

The correct Answer is:
B
Surface area increases
Promotional Banner

Topper's Solved these Questions

  • REACTION KINETICS AND CHEMICAL EQUILIBRIUM

    CENGAGE CHEMISTRY|Exercise CHALLENGING EXERCISE|5 Videos

  • RADIOACTIVITY

    CENGAGE CHEMISTRY|Exercise OLYMPIAD AND NTSE LEVEL EXERCISES|10 Videos

  • THERMODYNAMICS AND THERMOCHEMISTRY

    CENGAGE CHEMISTRY|Exercise OLYMPIAD AND NTSE LEVEL EXERCISES |10 Videos

Similar Questions

Explore conceptually related problems

Burning of coal is represented as C(s)+O_(2)(g)rarr CO_(2)(g) . The rate of this reaction is increased by

Nitric oxide, NO, reacts with oxygen to produce nitrogen dioxide : 2NO(g)+O_(2)(g)to2NO_(2)(g) The rate law for this reaction is : Rate =k[NO]^(2)[O_(2)]. Propose a mechanism for the above reaction.

For a reaction, 2N_(2)O_(5)(g) to 4NO_(2)(g) + O_(2)(g) rate of reaction is:

For the reaction C(s)+O_(2)(g) rarr CO_(2) (g), Deltan value is

For the reaction 2N_2O_5(g) to 4NO_2(g)+O_2(g) rate of reaction can be expressed as:

The combustion of methane is written as CH_(4)(g)+2O_(2)(g)toCO_(2)(g)+2H_(2)O(l) The difference between enthalpy change and energy change is equal to:

C(s)+O_(2)(g) overset(Delta)toCO_(2)uarr