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Atomic Structure and Chemical Bonding — CHEMISTRY STD 9 — Question

ICSE BoardEnglish MediumSTD 9CHEMISTRYAtomic Structure and Chemical Bonding2 Marks
Question
Covalent bonds can be single, double or triple covalent bonds. How many electrons are shared in each? Give an example of each type.
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Answer

A single covalent bond is formed by sharing one pair of electrons between atoms, each atom contributes one electron.
A double bond is formed by the sharing of two pairs of electrons between two atoms.
A triple bond is formed by the sharing of three pairs of electrons between two atoms.

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