A chemical equilibrium is established when:
All reactants are consumed.
The rate of the forward reaction is equal to the rate of the reverse reaction.
The concentration of reactants is equal to the concentration of products.
The temperature of the system reaches room temperature.
Related Questions
The equilibrium constant in a reversible reaction at a given temperature
Does not depend on the initial concentrations
Depends on the initial concentrations of the reactants
Depends on the concentration of the products at equilibrium
It is not characteristic of the reaction
Which of the following is correct for the reaction?
{K_p} < {K_c}
{K_p} > {K_c}
Pressure is required to predict the correlation
Which statement is false in case of equilibrium state?
The rate of forward reaction equals the rate of backward reaction.
The Gibbs free energy change is zero.
The concentrations of reactants and products are constant.
The equilibrium constant is always equal to 1.
When pressure is applied to the equilibrium system ice r water. Which of the following phenomenon will happen?
More ice will be formed
Water will evaporate
More water will be formed
Equilibrium will not be formed
For the chemical reaction , that amount of at equilibrium is affected by
Temperature and pressure
Temperature only
Pressure only
Temperature, pressure and catalyst
Which is a reversible reaction?
Just before a reversible reaction attains equilibrium it is found that:
The velocity of both forward reaction and backward reaction is also increasing
The velocity of the forward reaction is decreasing and that of backward reaction in increasing
The velocity of both forward and backward reactions is decreasing
All of the above
For the reversible reactions. , Which of the following does not affect the equilibrium state ?
Increase in the volume of the container
Decrease in the volume of the container
Addition of CaO(s)
Addition of inert gas at constant pressure
A cylinder fitted with a movable piston contains liquid water in equilibrium with water vapour at 250C. Which operation result in a decrease in the equilibrium vapour pressure?
Moving the piston downward a short distance
Removing a small amount of vapour
Removing a small amount of the liquid water
Dissolving salt in the water
Which is a reversible reaction?
Rusting of iron
Burning of wood
The Haber-Bosch process
Cooking an egg