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प्रश्न
Fill in the blank in the following sentence:
Two chlorine atoms combine to form a molecule. The bond between them is known as ..........
उत्तर
Two chlorine atoms combine to form a molecule. The bond between them is known as a covalent bond.
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संबंधित प्रश्न
Ethane, with the molecular formula C2H6 has ______.
Explain the bonding in methane molecule using electron dot structure.
Choose the most appropriate answer from the following list of oxides which fit the description.
A covalent oxide of a metalloid.
What type of bonds are present in water molecule? Draw the electron-dot structure of water (H2O).
Fill in the blank in the following sentence:
The number of single covalent bonds in C2H2 molecule are ...........
Why is graphite used for making dry cell electrodes but diamond is not?
State one test by which sodium chloride can be distinguished from sugar.
Name one covalent compound containing chlorine.
Why are covalent compounds generally poor conductors of electricity?
The number of covalent bonds in pentane (molecular formula C5H12) is:
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
What do you understand by polar covalent compounds?
Define a coordinate bond and give the conditions for its formation.
Draw all possible structural formulae of compound from their molecular formula given below.
C3H8
Give examples for the following:
Two gaseous non polar compounds.
Name the types of Hydrocarbons.
Complete the following activity.
Write the names of the hydrocarbons for the following structural formula.
(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)
| \[\begin{array}{cc} \phantom{..}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\ \phantom{..}|\phantom{....}|\phantom{....}|\\ \ce{H - C - C- C- H}\\ \phantom{.}|\phantom{....}|\phantom{....}|\\ \ce{H - C - H}\\ |\\\ce{H}\end{array}\] |
List two differences between the properties exhibited by covalent compounds and ionic compounds.
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?
