Attractive and replusive forces

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In summary, the formation of chemical bonds between two atoms is influenced by two attractive forces - the force between the nucleus and its own electrons, and the force between the nucleus and electron clouds of another atom - and two repulsive forces - the force between the negative electron clouds of two different atoms, and the force between the positive nuclei of two different atoms. These forces play a crucial role in determining the stability and properties of chemical compounds.
  • #1
walker
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I'm stumped on a school question and was wondering if anyone could provide some guidance.

Q:
Identify two replusive forces and two attractive forces that influence the formation of chemical bonds between two atoms.

I know there isn't much to work with here but honestly it's all I got. I've been reading through the materials provided with my course and I can't find anything that will satisfy the question. Perhaps I'm reading it wrong or overlooking something. Any help would be greatly appreciated.

Thanks.
 
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  • #2
nm,

I think I found the answer.

Attractive forces are the forces between the nucleus of an atom and its own electrons as well as the nucleus of one atom and the electron clouds of another.

Repulsive forces are the forces between the negative electron clouds of two different atoms and the positive nuclei of two different atoms.
 
  • #3


A:
No problem, let's break down the question and see if we can figure it out. When two atoms come together to form a chemical bond, there are both attractive and repulsive forces at play. These forces are based on the interaction between the electrons of the two atoms. Let's start with the attractive forces:

1. Ionic Bonding: This is an attractive force that occurs between a positively charged ion (cation) and a negatively charged ion (anion). This type of bonding is formed when one atom donates electrons to the other, resulting in a stable bond.

2. Covalent Bonding: In this type of bonding, atoms share electrons between them, creating a stable bond. This attractive force is formed when atoms have similar electronegativity values and are able to share electrons to achieve a stable octet.

Now, let's look at the repulsive forces:

1. Electron-Electron Repulsion: This is a repulsive force that occurs between two negatively charged electrons. According to Coulomb's law, like charges repel each other, so when two electrons come close to each other, they will repel each other.

2. Electron-Nucleus Repulsion: This is a repulsive force that occurs between the negatively charged electrons and the positively charged nucleus of an atom. As the electrons orbit the nucleus, they are constantly being pulled towards it, creating a repulsive force.

I hope this helps clarify the concept of attractive and repulsive forces in chemical bonding. Remember, it's all about the interaction between electrons!
 

What are attractive and repulsive forces?

Attractive and repulsive forces refer to the interactions between two objects or particles that either pull them together or push them apart.

What causes attractive and repulsive forces?

Attractive and repulsive forces are caused by the exchange of energy or particles between two objects. In the case of attractive forces, this exchange results in a decrease in energy between the objects, causing them to be pulled together. In the case of repulsive forces, the exchange of energy results in an increase in energy, causing the objects to be pushed apart.

What is the difference between attractive and repulsive forces?

The main difference between attractive and repulsive forces is the direction in which they act. Attractive forces pull objects together, while repulsive forces push them apart. Additionally, attractive forces are typically stronger than repulsive forces, as they involve a decrease in energy between the objects.

What are examples of attractive and repulsive forces?

Examples of attractive forces include gravity, electromagnetism, and the strong and weak nuclear forces. Examples of repulsive forces include electric and magnetic repulsion, and the repulsive force between two particles with the same charge.

How do attractive and repulsive forces impact everyday life?

Attractive and repulsive forces play a crucial role in everyday life. For example, gravity keeps us grounded on Earth and enables objects to stay in orbit around the sun. Electric and magnetic forces allow for the functioning of electronic devices. The strong and weak nuclear forces hold atoms together, allowing for the formation of molecules and the existence of matter as we know it.

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