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प्रश्न
What do you understand by lone pair and shared pair?
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उत्तर
Lone pair: A pair of electrons which is not shared with any other atom is known as the lone pair of electrons.
For example in NH3, Nitrogen has a lone pair of electrons which is not shared with any hydrogen atom.
Shared pair: A pair of electrons which is shared with other atoms to form a bond is known as shared pair of electrons.
For example in HCl the pair of electrons responsible for bond formation between H and Cl is called shared pair.
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संबंधित प्रश्न
What are covalent compounds?
Ethane, with the molecular formula C2H6 has ______.
Choose the correct answer from the options given below:
Which of the following is a common characteristic of a covalent compound?
1) high melting point
2) consists of molecules
3) always soluble in water
4) Conducts electricity when it is in the molten state
Explain the bonding in methane molecule using electron dot structure.
Draw an electron dot structure of the following molecule. (Without showing the circle) :
Methane
Explain the following term with example.
Covalent bond
Explain the following:
Polar covalent compounds are good conductors of electricity.
Which of the following is a common characteristic of a covalent compound?
Name two carbon compounds used in day-to-day life.
Carbon forms four covalent bonds by sharing its four valence electrons with four univalent atoms, e.g., hydrogen. After the formation of four bonds, carbon attains the electronic configuration of ______.
