GENERAL KNOWLEDGE

GK

CHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Electrons are ____ in covalent bonds.
A
Shared
B
Transferred
C
Given up
D
Lost
Explanation: 

Detailed explanation-1: -A covalent bond is a chemical bond that involves the sharing of electrons to form electron pairs between atoms. These electron pairs are known as shared pairs or bonding pairs. The stable balance of attractive and repulsive forces between atoms, when they share electrons, is known as covalent bonding.

Detailed explanation-2: -Covalent bonding occurs when pairs of electrons are shared by atoms. Atoms will covalently bond with other atoms in order to gain more stability, which is gained by forming a full electron shell. By sharing their outer most (valence) electrons, atoms can fill up their outer electron shell and gain stability.

Detailed explanation-3: -Covalent bonds are formed by sharing of electrons by two atoms. Now, the reason that they share electrons with each other is that they need to complete their octet and attain a stable noble gas configuration.

Detailed explanation-4: -Covalent bonds involve the sharing of electrons between two atoms, but those electrons are not always shared equally. As the electronegativity difference between atoms in a covalent bond increases, electron sharing becomes less even.

Detailed explanation-5: -Covalent bonding involves the sharing of electrons between two or more atoms. Ionic bonds form when two or more ions come together and are held together by charge differences.

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