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प्रश्न
Name two compounds that are covalent when taken pure but produce ions when dissolved in water.
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उत्तर
HCl and NH3
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संबंधित प्रश्न
Name the hardest natural substance known.
Explain why:
Covalent compounds have generally low melting points.
One of the following compounds is not ionic in nature. This compound is:
Choose the correct answer from the options given below
Condition favorable for formation of a covalent bond is
Draw an electron dot diagram to show the formation of the following compound.
Methane
[H = 1, C = 6]
Compound X consists of molecules.
Choose the letter corresponding to the correct answer from the options A, B, C and D given below:
X is likely to have a ______.
In the formation of electrovalent compounds, electrons are transferred from one element to another. How are electrons involved in the formation of a covalent compound?
Which of the following statements are usually correct for carbon compounds? These
- are good conductors of electricity
- are poor conductors of electricity
- have strong forces of attraction between their molecules
- do not have strong forces of attraction between their molecules.
Carbon can neither form C4- cation nor C4 anion. Why?
In covalent compounds, the bond is formed due to ______ of electrons.
