An activated complex is
an unstable arrangement of atoms that exists momentarily at the peak of the activation energy barrier
. Because of its high energy, the activated complex exists for an extremely short period of time (about 10
− 13
s).
What is activated complex class 12?
When reactant molecules absorb energy
, their bonds loosened and new loose bonds are formed between them. The intermediate thus formed is called an activated complex or transition state. It is unstable and immediately dissociates to form the stable products.
What do you mean by activated complex?
An activated complex is
an unstable arrangement of atoms that exists momentarily at the peak of the activation energy barrier
. Because of its high energy, the activated complex exists for an extremely short period of time (about 10
− 13
s).
What is an activated compound?
Activated complexes are
molecular compounds that exist in the highest energy state
, or activated stage, of a chemical reaction. They act as an intermediaries between the reactants and the products of the reaction.
What is the role of the activated complex?
The term activated complex refers to the molecular compound or compounds that exist in the highest energy state, or activated stage, during a chemical reaction. An activated complex acts as
an intermediary between the reactants and the products of the reaction
.
Is activated complex the same as an intermediate?
Essentially, an intermediate is a structure formed in the course of conversion of reactants to products. On the other hand, the activated complex is
specifically the structure at the maximum energy point along the reaction path
.
What is energy barrier explain with diagram?
An energy barrier is
a potential field that can be used to either localize or regulate the transfer of charged particles
, for example, electrons. … In one case, if the potential field defining the barrier is not high enough, thermally activated electrons can escape over the barrier.
What is the rate constant?
The rate constant, or the specific rate constant, is
the proportionality constant in the equation that expresses the relationship between the rate of a chemical reaction and the concentrations of the reacting substances
.
Can you think of another example to show how activation energy works?
A Common Example
You have probably used activation energy to
start a chemical reaction
. For example, if you’ve ever struck a match to light it, then you provided the activation energy needed to start a combustion reaction. When you struck the match on the box, the friction started the match head burning.
Why activated complex is formed?
Reactant particles sometimes collide with one another and remain unchanged by the collision
. Other times, the collision leads to the formation of products. The state of the particles that is in between the reactants and products is called the activated complex.
Is the activation complex stable?
The activated complex is
the step in a reaction when the compound is not stable
. It is due to the activated complex that exothermic reactions do not occur spontaneously.
What is activation method?
Activation Method encompasses
goal setting, communication skill building, relationship work
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What occurs in an activated complex?
An activated complex is an intermediate state that is formed during the conversion of reactants into products. An activated complex is the
structure that results in the maximum energy point along the reaction path
.
Is activated complex same as transition state?
On the reaction path between the initial and final arrangements of atoms or molecules, there exists an intermediate configuration at which the potential energy has a
maximum value
. The configuration corresponding to this maximum is known as the activated complex, and its state is referred to as the transition state.
What are the 5 factors that affect reaction rates?
Five factors typically affecting the rates of chemical reactions will be explored in this section:
the chemical nature of the reacting substances, the state of subdivision (one large lump versus many small particles) of the reactants, the temperature of the reactants, the concentration of the reactants, and the
…
