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प्रश्न
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?
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उत्तर
In the formation of covalent compound the electrons are shared between the combining atoms.
संबंधित प्रश्न
State whether the following statement is true or false:
Diamond and graphite are the covalent compounds of carbon element (C).
Explain the formation of a chlorine molecule on the basis of electronic theory of valency.
Write answer as directed.
Saturated hydrocarbons are classified into three types. Write these names giving one example each.
Explain the following:
Covalent compounds have low melting and boiling point.
Complete the following activity.
Write the names of the hydrocarbons for the following structural formula.
(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)
| \[\begin{array}{cc} \phantom{..}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\ \phantom{..}|\phantom{....}|\phantom{....}|\\ \ce{H - C - C- C- H}\\ \phantom{.}|\phantom{....}|\phantom{....}|\\ \ce{H - C - H}\\ |\\\ce{H}\end{array}\] |
Discuss in brief about the properties of coordinate covalent compounds.
Acetic acid was added to a solid X kept in a test tube. A colourless, odourless gas Y was evolved. The gas was passed through lime water, which turned milky. It was concluded that ______.
Oils on treating with hydrogen in the presence of palladium or nickel catalyst form fats. This is an example of
Which of the following compound(s) possesses a high melting point?
State the reasons, why carbon cannot
- Lose four electrons to form C4+ cation and
- Gain four electrons to form C4- anion.
How does carbon overcome this problem to form compounds?
