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प्रश्न
Compare the properties of ionic compounds and covalent compounds.
List four differences in properties between covalent compounds and ionic compounds.
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उत्तर
| Sr. No. | Ionic compound | Covalent compound |
| 1. | Ionic compounds are usually crystalline solids. | Covalent compounds are usually liquids or gases. |
| 2. | Ionic compounds have high melting and boiling points. | Covalent compounds have low melting and boiling points. |
| 3. | Ionic compounds are usually soluble in water. | Covalent compounds are usually insoluble in water. |
| 4. | Ionic compounds conduct electricity when dissolved in water or melted. | Covalent compounds do not conduct electricity. |
| 5. | Ionic compounds are insoluble in organic solvents. | Covalent compounds are soluble in organic solvents. |
Notes
Students should refer to the answer according to their questions.
संबंधित प्रश्न
Give one example of a molecule containing a double covalent bond
What is the atomic number of carbon. Write its electronic configuration.
Why does carbon form compounds mainly by covalent bonding?
How buckminsterfullerene is it related to diamond and graphite?
Why is graphite used for making dry cell electrodes but diamond is not?
Give two general properties of ionic compounds and two those of covalent compounds.
Explain why, diamond has a high melting point.
The atomic numbers of four elements P, Q, R and S are 6, 10, 12 and 17 respectively. Which two elements can combine to form a covalent compound?
(a) P and R
(b) Q and S
(c) P and S
(d) R and S
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
State the type of bonding in the following molecule.
Hydroxyl ion
Explain the following term with example.
Alkane
Explain the following term with example.
Homopolymer
Give examples for the following:
Two solid covalent compounds.
Give examples for the following:
Two gaseous non polar compounds.
Explain the structure of Ammonium ion.
Explain the following:
Non-polar covalent compounds are insoluble in water.
Give reason as to why hydrogen chloride can be termed as a polar covalent compound.
Fill in the blank from the choice given in bracket.
The compound that does not have a lone pair of electrons is ___________. (Water, Ammonia, carbon tetrachloride)
The bond between two oxygen atoms is _______ bond.
The I.U.P.A.C name of CH3CH2CH = CH2 is?
