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प्रश्न
What would be the electron-dot structure of carbon dioxide which has the formula CO2?
उत्तर
The electron dot structure of CO2 can be represented as:
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संबंधित प्रश्न
Buckminsterfullerene is spherical molecule in which 60 carbon atoms are arranged in interlocking hexagonal and pentagonal rings of carbon atoms.
How many hexagons of carbon atoms are present in one molecule of buckminsterfullerene?
Write the electron-dot structure for the following molecule.
Cl2
What type of bonds are present in CO2 molecule? Draw their electron-dot structures.
Why is graphite used for making dry cell electrodes but diamond is not?
State any two uses of diamond.
A solid element X has four electrons in the outermost shell of its atom. An allotrope Y of this element is used as a dry lubricant in machinery and also in making pencil leads.
(a) What is element X?
(b) Name the allotrope Y.
(c) State whether allotrope Y is a good conductor or non-conductor of electricity.
(d) Name one use of allotrope Y (other than lubrication and pencil leads)
(e) Name two other allotropes of element X.
Give the characteristic properties of covalent compounds.
Give two example in following case:
Gaseous non polar compounds
Draw an electron dot structure of the following molecule. (Without showing the circle) :
Water
Draw all possile structural formulae of compound from their molecular formula given below.
C4H10
Name a neutral covalent molecule which contains one lone pair of electrons.
Draw an electron dot diagram to show the formation of the following compound.
Methane
What is the difference between a polar covalent compound and a non-polar covalent compound?
Name greenish-yellow gas which also bleaches.
Generally, the melting and boiling point of carbon compounds are found to be less than _______ °C.
Write scientific reason.
Benzene compounds are called aromatic compounds.
Complete the following activity.
Write the names of the hydrocarbons for the following structural formula.
(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)
| \[\begin{array}{cc} \phantom{..}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\ \phantom{..}|\phantom{....}|\phantom{....}|\\ \ce{H - C - C- C- H}\\ \phantom{.}|\phantom{....}|\phantom{....}|\\ \ce{H - C - H}\\ |\\\ce{H}\end{array}\] |
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.
Which of the following is the formula of Butanoic acid?
Name the following:
\[\ce{CH3 - CH2CH = CH2}\]
