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Question
The list of some substances is given below.
HCl, H2O, Cl2, NaBr, CH4, NH3, N2, O2, CaO, HF, I2, and Br2,
From the list above choose the substance/substances:
Which has a double covalent bond present in its molecule.
The list of some substances is given below.
HCl, H2O, Cl2, NaBr, CH4, NH3, N2, O2, CaO, HF, I2, and Br2,
From the list above choose the substance/substances:
Which has a double covalent bond present in its molecule.
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Solution
A double bond is formed when two atoms share two pairs of electrons. The sharing of two electrons is known as a covalent bond. Double bonds are stronger and shorter than single bonds.
Hence, O2 has a double covalent bond in its molecule (O = O).
A double bond is formed when two atoms share two pairs of electrons. The sharing of two electrons is known as a covalent bond. Double bonds are stronger and shorter than single bonds.
Hence, O2 has a double covalent bond in its molecule (O = O).
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