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प्रश्न
What is the atomic number of carbon. Write its electronic configuration.
उत्तर
The atomic number of carbon is 6.
Its electronic configuration is K L.
2 4
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संबंधित प्रश्न
Why covalent compounds are different from ionic compounds?
State the reason to explain why covalent compounds "are bad conductors of electricity".
State the reason to explain why covalent compounds "have low melting and boiling points."
Fill in the following blank with suitable word:
The general formula CnH2n for cycloalkanes is the same as that of ...........
Draw the electron-dot structure of a hydrogen chloride molecule.
Draw the electron-dot structure of N2 and state the type of bonding.
One of the following compounds is not ionic in nature. This compound is:
(a) Lithium chloride
(b) Ammonium chloride
(c) Calcium chloride
(d) Carbon tetrachloride
Elements forming ionic compounds attain noble gas electronic configuration by either gaining or losing electrons from their valence shells. Explain giving reason why carbon cannot attain such a configuration in this manner to form its compounds. Name the type of bonds formed in ionic compounds and in the compounds formed by carbon. Also explain the reason why carbon compounds are generally poor conductors of electricity.
Explain the following term with example.
Hetero atom in a carbon compound
Taking hydrogen chloride and methane as examples, distinguish between a polar covalent bond and a non polar covalent bond.
Explain the following:
Covalent compounds have low melting and boiling point.
Choose the correct answer from the options given below
Which one is not example of polar covalent compound?
Draw an electron dot diagram to show the formation of the following compound.
Methane
Generally, the melting and boiling point of carbon compounds are found to be less than _______ °C.
From the following hydrocarbon _______ is the cyclic hydrocarbon.
Write an Explanation.
Alkyne
Complete the following activity.
Write the names of the hydrocarbons for the following structural formula.
(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)
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Give an example for each of the following statement.
A compound in which three covalent bonds are formed.
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 ______.
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.
