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प्रश्न
Give an example for each of the following statement
A compound in which two Covalent bonds are formed.
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उत्तर
Formation of oxygen molecule (O2): Each oxygen atom has six valence electrons (2, 6). These two atoms achieve a stable electronic configuration (octet) by sharing two pair of electrons. Hence a double bond is formed in between the two atoms.
Formation of covalent bond in oxygen molecule.
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संबंधित प्रश्न
List three characteristic properties of covalent compounds.
The number of isomers formed by the hydrocarbon with molecular formula C5H12 is ______.
Explain the following:
Covalent compounds have low melting and boiling point.
Explain the following:
Polar covalent compounds are good conductors of electricity.
The electronic configuration of N2 is 2, 5. How many electrons in the outer shell of a N atom are not involved in the formation of a nitrogen molecule?
An element L consists of molecules.
Why L is heated with iron metal, it forms a compound FeL. What chemical term would you use to describe the change undergone by L?
Name two compounds that are covalent when taken pure but produce ions when dissolved in water.
Mineral acids are stronger acids than carboxylic acids because
- mineral acids are completely ionised
- carboxylic acids are completely ionised
- mineral acids are partially ionised
- carboxylic acids are partially ionised
In covalent compounds, the bond is formed due to ______ of electrons.
