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प्रश्न
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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उत्तर
- A single covalent bond is formed by sharing one pair of electrons between atoms, each atom contributes one electron. For example., Molecule of hydrogen [H-H]
- A double covalent bond is formed by the sharing of two pairs of electrons between two atoms. For example., Molecule of oxygen [O=O]
- A triple covalent bond is formed by the sharing of three pairs of electrons between two atoms. For example., Molecule of nitrogen [N≡N]
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`"CH"_3 - "CH"_2 - "OH" overset("Alkaline""KMnO"_4 + "Heat")(->) "CH"_3 - "COOH"`
In the above given reaction, alkaline KMnO4 acts as
