Endothermic Process of Forming a Cation

  • Thread starter alijan kk
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In summary, an endothermic process of forming a cation is a chemical reaction that requires energy to remove electrons from an atom or molecule, resulting in the formation of a positively charged ion. This energy is typically in the form of heat, light, or electricity and is used to overcome the attractive forces between the electrons and the positively charged nucleus. Examples of endothermic processes of forming a cation include reactions between different elements to form cations and anions, and the electrolysis of water.
  • #1
alijan kk
130
5
why formation of a cation an endothermic process, a potassium cation is smaller than potassium atom , doesn't that mea that heat is released ? lower energy atom(cation)

is that the reason that we put energy to ionize the atom? (heat absorbed endo thermic)
 
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  • #2
Size change has no correlation with the reaction heat.

Do you know what ionization energy is?
 
  • #3
Borek said:
Size change has no correlation with the reaction heat.

Do you know what ionization energy is?
the energy we put to pull of the electron ,
 
  • #4
And why is that ionization requires energy?
 

1. What is an endothermic process of forming a cation?

An endothermic process of forming a cation is a chemical reaction in which energy is absorbed or required in order to remove electrons from an atom or molecule, resulting in the formation of a positively charged ion.

2. How is energy absorbed in the endothermic process of forming a cation?

Energy is absorbed in the form of heat, light, or electricity in order to provide the necessary energy for the removal of electrons from an atom or molecule.

3. What happens to the atom or molecule during the endothermic process of forming a cation?

During the endothermic process, the atom or molecule loses one or more electrons and becomes positively charged. This positively charged species is called a cation.

4. What is the role of the energy absorbed in the endothermic process of forming a cation?

The energy absorbed in the endothermic process is used to overcome the attractive forces between the electrons and the positively charged nucleus, allowing the electrons to be removed.

5. What are some examples of endothermic processes of forming a cation?

Examples of endothermic processes of forming a cation include the reaction between sodium and chlorine to form sodium cations and chloride anions, the reaction between magnesium and oxygen to form magnesium cations and oxide anions, and the electrolysis of water to form hydrogen cations and hydroxide anions.

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