CBSE Class 10 Answered
Explain Co valent Bond
Asked by akshay.beloshe | 05 Jul, 2018, 12:31: PM
Expert Answer
Covalent Bond:
The chemical bond formed due to mutual sharing of electrons between the given pairs of atoms of non-metallic elements.
Conditions for Formation of Covalent Compounds
- Both atoms should have high electronegativity, electron affinity and ionisation energy.
- The electronegative difference between the two combining atoms should be negligible.
- Both atoms should have four or more electrons in their outermost shell.
4. Formation of Water – Covalent Compound
Atom |
Electronic configuration |
Nearest noble gas |
To attain the stable electronic configuration of the nearest noble gas |
Hydrogen |
11H [1] |
Helium [2] |
Hydrogen needs one electron to complete the duplet. |
Oxygen |
168O [2,6] |
Neon [2,8] |
Oxygen needs two electrons to complete the octet. |
Answered by Ramandeep | 05 Jul, 2018, 12:47: PM
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