Question: What causes attraction and repulsion between atoms?

In chemistry, the covalent bonds are formed between the two atoms or an ion where sharing of electrons takes place. The covalent bonds formed are also known as the molecular bond. The force of attraction or repulsion between the two atoms when they share a pair of electrons are known as covalent bonding.

What causes repulsion between atoms?

Repulsive forces Repulsive forces exist only when atoms are very close to each other. … One atom’s energy level cannot invade the energy level of another atom.” There is a distance between atoms; they cannot be attached to each other.

How is there both attraction and repulsion in a chemical bond?

The attractive and repulsive forces act simultaneously so that the atoms move closer and farther apart continuously. The bond is most stable when the attractive forces balance the repulsive forces. At this equilibrium point, the net force is zero; hence, the potential energy of the system is minimal.

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What is responsible for the attraction or repulsion of electrons or protons?

The electromagnetic force of attraction between negative electrons and positive protons in the nucleus keeps electrons in the area surrounding the nucleus. The electromagnetic force of repulsion between positive protons in the nucleus is overcome by the strong nuclear force between protons and neutrons.

How are attraction and repulsion related?

Attraction is a force between two or more dissimilar or unlike charges. Two charges of dissimilar characteristics pull towards each other. Repulsion is a force between two or more similar or like charges. Two charges of similar characteristics pull away from each other.

What causes electron repulsion?

Electron-electron repulsions: due to their like charges, electron pairs orient themselves as far away as possible from each other, causing the electron cloud to expand (justifies trends across a period). Atomic radius is the distance from the atom’s nucleus to the outer edge of the electron cloud.

What force is caused by correlated movements of the electrons in interacting molecules?

Instantaneous dipole-induced dipole forces or London dispersion forces: forces caused by correlated movements of the electrons in interacting molecules, which are the weakest of intermolecular forces and are categorized as van der Waals forces.

What causes molecule attraction?

Polar molecules align so that the positive end of one molecule interacts with the negative end of another molecule. Unlike covalent bonds between atoms within a molecule ( intramolecular bonding), dipole-dipole interactions create attractions between molecules of a substance ( intermolecular attractions).

What is the force of attraction and repulsion called?

Coulomb force, also called electrostatic force or Coulomb interaction, attraction or repulsion of particles or objects because of their electric charge.

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What is happening in terms of energy and attractive repulsive forces when atoms come together and form a bond?

When two atoms are brought closer together the attraction pulls the electrons from one atom with the other atom’s nucleus. Then they become balanced because of the repulsive force that makes them have a positive charge when they are pulled together.

What force causes attraction in the nucleus?

The strong nuclear force pulls together protons and neutrons in the nucleus. At very small distances only, such as those inside the nucleus, this strong force overcomes the electromagnetic force, and prevents the electrical repulsion of protons from blowing the nucleus apart.

What is the difference between attraction and repulsion?

Repulsion is a movement between two charges that are identical or similar. The power that exists between two electrons (negative charge). Attraction is a force between two charges that are distinct or unlike. Because the nuclei are positive and the electrons are negative, the electrons are attracted to the nuclei.

What dictates the strength of attraction repulsion?

The size of the force varies inversely as the square of the distance between the two charges. Therefore, if the distance between the two charges is doubled, the attraction or repulsion becomes weaker, decreasing to one-fourth of the original value.

What causes the attraction and repulsion of the magnets?

When two opposite magnetic poles are close, they attract each other. When like poles are pushed together, there is a force of repulsion. The rule for magnets is that like poles repel and unlike poles attract.

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What causes magnetic attraction and repulsion?

Permanent magnets have electrons spinning in around atoms. When two electrons are moving in the same direction, and the positive charges are not moving, relativity changes the attractive and repulsive forces between the charges.

Whats the scientific reason of attraction between opposite pole of a magnet and repulsion of same pole and why its not possible to separate the two pole?

The same poles of a magnet do attract each other, while the opposite poles repulse each other. However, both the poles remain indivisible in a magnet. It is impossible to separate north pole to south pole or vice versa.